A directed ﬁshery for rays would reduce the number of predators and thus, it is presumed, would reduce the loss of oysters to predation. And so advocates of expanded oyster aquaculture argue that they are a major obstacle to the industry. The Cownose ray floats like a butterfly and stings like a bee. There is some controversy over the size that a mature cownose ray can reach. The largest cownose ray ever recorded was seven feet long from wing tip to wing tip. Sign our petition to tell GrubHub to take shark fin off the menu now – before the ocean’s most iconic predators disappear. If threatened, the cownose ray can also use their barb as a weapon to sting the aggressor. Adult cownose rays reach widths of approximately three feet (~1 m) and have few natural predators, though some large coastal sharks are known to attack and eat this species. The feeding habits of cownose rays is cause for increasing concern, as they are known for destroying oyster beds that are already being destroyed largely by human pollution. Unlike other rays, the cownose ray spends most of its time swimming just below the surface rather than resting on the ocean floor. 4. 1. Barbed Tail- The cownose ray has developed a barbed tail with a weak poison to help it fend off predators. "We had not seen any breeding behavior but the two female rays seemed to have gained a bit of weight in late 2017," said Beth Firchau, Audubon Aquarium's Director of Husbandy. These stingers are loaded with poison so remember to always treat a ray … Initially it is nourished by an egg yolk, although the uterine secretions of the mother nourish it later in its development. The cownose ray has many predators. If there are too many sharks the all of the rays will start to get eaten, if this happens they could go extinct. A mature specimen can grow to 45 inches (1.1 m) in width, and weigh 50 pounds (23 kg) or more. They are social creatures and migrate extremely long distances, often traveling in schools. A large school of cownose rays gather of varying ages and sexes in shallow waters. Females typically reach 28 inches (71 cm) in width and weigh 36 pounds (16 kg). These smaller organisms in turn are wreaking havoc on mollusk populations, as, without predators to regulate them, their populations are growing at a faster rate than the mollusk community can support. Cownose rays swim near the surface but have been seen at depths up to 72 feet (22 m). However, their migration patterns and reason for traveling such long distances (i.e. While the sting is not usually fatal, it can be fatal if stung in the abdomen. A great way to get involved in protecting #oceans: Join Oceana as a Wavemaker & sound off on important issues! The largest cownose ray ever recorded was 7 feet (2.1 m) long from wing tip to wing tip. To date 40 rays of four species have been outfitted with transmitters within the IRL: 20 bluntnose stingrays, 17 smooth butterfly rays, two spotted eagle rays and one cownose ray. Rays are virtually harmless to humans, except for the spines at the base of their tails, which can deliver painful stings to people who step on them or handle them the wrong way. Sign up today to get weekly updates and action alerts from Oceana. The cownose ray can be ordinarily found in the Eastern Atlantic off the coast of Mauritania, Senegal, and Guinea. It uses two modified fins on its front side to produce suction, which allows it to draw food into its mouth, where it crushes its food with its dental plates. A female will swim with the edges of her pectoral fins sticking out of the water, with male cownose rays following her trying to grasp the fins to mate.. Predators. This page was last edited on 7 December 2020, at 04:48. These schools can be seen and migration tracked via airplane as it is easy to see the schools from the sky. The poison in the tail is about the equivalent to a … Cownose rays float over sandy stretches of the Chesapeake, flapping wings that can grow larger than a newspaper page to turn over the sediment and expose prey such as oysters and clams. The disappearance of large sharks has resulted in the increase of 12 out of 14 small shark and ray species, which are usually preyed upon by larger sharks. The cownose ray (Rhinoptera bonasus) is a species of eagle ray found throughout a large part of the western Atlantic and Caribbean, from New England, United States to southern Brazil (East Atlantic populations are now generally considered a separate species, R. marginata). When the cownose ray uncovers its food, it seizes it with its mouth. , The cownose ray prefers to feed either in the early morning hours, or in the late afternoon hours; when the waves are calm and visibility is higher than during the day. At full term, the offspring are born live, exiting tail first. So some local oystermen are finding ways to turn the predators into a meal. When threatened the cownose ray can use the barb at the base of its tail to defend itself from the threat. Cownose rays feed on crabs, fish, … Named for the shape of its head, which when observed from above resembles a cow’s nose, the cownose ray is a moderately sized stingray native to the western Atlantic Ocean. It is technically feasible to harvest large numbers of cownose rays to develop attractive products; how-ever, any ﬁshery is dictated by regulations and guided by Predators. You couldn’t find a better species for an experience like Stingray Touch than the big-eyed, blunt-snouted, gentle cownose rays. These predators include; cobia, bull sharks, great hammerheads, and sandbar sharks, as well as humans. , Cownose rays appear naturally in the Eastern and Western Atlantic Ocean. It is, however, often caught by hobby fishermen.. Cownose rays are named for their distinctly creased head lobes that resemble the nose of a cow. 3. This bacteria causes shigellosis, and can result in dysentery. It has a broad head with wide-set eyes, and a pair of distinctive lobes on its subrostral fin. 1. Experts consider this species ‘near threatened’ with extinction. about one and a half miles to the park entrance. , Stingrays, including the cownose ray, can pose a low to moderate risk to humans. Rhinoptera bonasus, comes from the Greek derivation of the word parts. However, one was 84 inches wide. Special gel-filled pits across the front of their … Sexual maturity for both males and females is reached around 4 to 5 years of age. The cownose ray has a venomous spine located directly behind the base of its dorsal fin. Eventually they draw the prey into their mouth and use their strong jaws and thick, crushing tooth plates to break open the shells. cownose ray biology and population that could be used to manage a fishery. Cownose Ray. Some people have suggested a possible future fishery for this moderately common ray, which may have an adverse impact on their populations if not properly managed. Cownose rays and humans. Froese, Rainer and Pauly, Daniel, eds. Cownose rays are becoming a growing menace on fishing in the Cheasapeake Bay. In the Gulf of Mexico, females live up to 18 years, and males only live up to 16 years. As a member of elasmobranchs fishes, cownose ray pose significant fishery management concerns: late age at sexual maturity, low fecundity, and long gestation. Southern migration may be influenced by solar orientation and Northern migration may be influenced by the change in water temperature. It varies in color from brown to olive green with a whitish belly and a long, brown tail that looks like a whip. The top-down effects resulting from the loss of apex predators opens up discussion for management focusing on conservation of coastal predatory sharks in order to offset the impact of Cownose Rays. Generally, each female only produces one pup at a time. The demise of the shellfish industry in the US can be directly traced to the way humans have devastated ocean shark populations, a new study … Cobia, sandbar sharks and bull sharks prey on cownose rays. Cownose rays have mildly venomous spines and typically only sting when threatened.1, 5. Their jaws are extremely robust and have teeth with a hardness comparable to that of cement, allowing them to eat hard shells. When you watch them flying, like a flock of birds, just under the surface in a large school, you’ll see that they stay in touch with each other, brushing wingtips or fluttering over and under each other.  There is also a risk associated with eating meat from the sea animal that has not been prepared correctly. This cownose ray at the Virginia Aquarium is feeding on an oyster. , The cownose ray feeds upon clams, oysters, hard clams and other invertebrates. , The cownose ray often migrates from the Gulf of Mexico to Trinidad, Venezuela, and Brazil. cownose ray predation. Cownose rays are ovoviviparous, meaning eggs develop and are hatched within the body of the mother. cownose rays in the Chesapeake Bay. And the rays eat scallops, … http://ow.ly/HoEaH, Cephalopods, Crustaceans, & Other Shellfish, Oceana Wins Lawsuit to Protect Overfished Dusky Sharks, Arabian Sea sharks may be the most threatened in the world, Less than 15 days left this Congress to help sharks, Oceanic Whitetip First Shark Listed as “Threatened” in the Continental U.S. Atlantic. Enucleation is indicated when there is an ocular trauma. The cownose rays destruction of large oyster beds only further puts oyster beds at risk. It also has a set of dental plates designed for crushing clams and oyster shells. 2. Other common names are cara de vaca (Spanish), chucho (Spanish), echte koeneusrog (Dutch), gavilan mancha/manchado (Spanish), kurogane-ushibana-tobi-ei (Japanese), lehmärausku (Finnish), mancha (Spanish), manta (Spanish), mourine amèricaine (French), raia-focinho-de-vaca (Portuguese), raia-sapo (Portuguese), raya gavilán (Spanish), ray s… , The cownose ray sits fairly high up on the food chain, and as a result only has a few natural predators. , One solution to the cownose rays' destruction of oyster beds, as well as their overpopulation in certain areas, is to open the ray up for commercial fishing. , The cownose ray is also present in areas such as Maryland and Virginia, and can be seen migrating and schooling, as it is not uncommon for them to swim near the surface, despite feeding mostly on the bottom. Generally found in shallow marine and brackish coastal waters, cownose rays are also known to form large schools and migrate long distances. In the Western Atlantic Ocean, they are located from Southern New England to Northern Florida in the United States, as well as throughout the Gulf of Mexico, Trinidad, Venezuela, and Brazil. Once cownose rays detect their prey, they flap their pectoral fins while also sucking up sediment through their mouths and out their gill slits. Although cownose rays can grow large enough to fend off most predators, they are still hunted by large sharks such as great hammerhead and bull sharks.  The Atlantic migration pattern consists of the cownose rays moving north in late Spring and moving south in late Fall. "Even"with"the"limited"available" data"we"can"make"the"general"statement"that"a"sustainable"harvest"can"only"remove"a" The barbs on the tails help the stinger to get stuck in the predator. Only after the young are able to survive on their own does the mother give birth to her young. Cownose rays are named for their distinctly creased head lobes that resemble the nose of a cow. Clai… Fun Facts About Cownose Rays. Embryos live off of energy obtained from yolk sacs, and then later in their development are nourished by the uterine secretions of their mother. The ray can use its poisonous barbed tail to help ward off attacks. A ray reaching a span of 84 inches (2.1 m) has been recorded. Rays are closely related to sharks and skates. Family life But flocks of cownose rays gobble up oysters planted in underwater farms. In addition to these biological constraints, demographic, social behavior, and trophic ecology characteristics of There are 11 different kinds of sharks that eat them, including the hammerhead and bull shark. This spine has teeth lining its lateral edges, and is coated with a weak venom that causes symptoms similar to that of a bee sting. As if it cared. Sailors for the Sea developed the KELP (Kids Environmental Lesson Plans) program to create the next generation of ocean stewards. To locate their prey, cownose rays have electroreceptors on their snouts as well as excellent senses of smell and touch. Cownose rays are one of 42 species that belong to the Myliobatidae family, which includes eagle rays and manta rays. 2. Take a left turn into the park. The Cownose ray (Rhinoptera bonasus) is considered a nuisance fish by fishermen in Chesapeake Bay, where it is the most common ray. But the top predators do feast on cownose rays -- kite-shaped creatures that migrate through North Carolina waters. Cownose rays feed on bottom-dwelling shellfish, lobster, crabs and fish. Cownose ray is one of several fish that can be caught at York River State Park. However, while the migration patterns can tracked, the exact reason for migration is currently unknown. The following aquariums and zoos are known to have a touch tanks featuring cownose rays (alone or with other fish): Long Island Aquarium and Exhibition Center, North Carolina Aquarium at Pine Knoll Shores, "Smithsonian Marine Station at Fort Pierce", "Stingray Touchpool | Aquarium Exhibits | Explore Aquarium", "Stingray Touch - Arizona-Sonora Desert Museum", "SeaTrek Helmet Diving at OdySea Aquarium", "You can touch a stingray at new exhibit at Omaha's Henry Doorly Zoo & Aquarium", "Petting Zoo - Rooster Cogburn Ostrich Ranch", "Stingrays at Caribbean Cove presented by SSM Health", 10.2305/IUCN.UK.2006.RLTS.T60128A12310195.en, Florida Museum of Natural History Ichthyology Dept: Cownose Rays, https://en.wikipedia.org/w/index.php?title=Cownose_ray&oldid=992802871, Articles with dead external links from July 2020, Articles with permanently dead external links, Articles with unsourced statements from July 2018, Creative Commons Attribution-ShareAlike License. Cownose rays are calm, graceful swimmers and are often featured in public engagement exhibits – such as touch tanks – in aquariums throughout their range. Today I want to write about a special rays that has a very funny nose, the cownose ray Here are five interesting facts about them: These cool rays grow to about 90 cm across. A 5-year-old female Cownose Ray (Rhinoptera bonasus) from Aquaria of Kuala Lumpur Convention Centre (KLCC) was presented to University Veterinary Hospital (UVH), Universiti Putra Malaysia, with a complaint of protruding left eye, which … They will stir up the bottom with their flexible wing tips or use their noses to root around in the mud or sand. Stingrays use a super set of senses to search for food. Trauma is a common problem in Cownose Ray during mating season in both wild and captive rays. The broad head is The barb of a stingray is actually a long modified dermal denticle. Its squared, indented snout resembles a cow’s nose. We have already protected nearly 4 million square miles of ocean and innumerable sea life - but there is still more to be done. Within the Eastern Atlantic Ocean, the cownose ray can often be found in Mauritania, Senegal, and Guinea. The cownose ray's kite-shaped body has a wingspan of up to three feet and can weigh as much as 50 pounds. Cownose rays have a distinct shape with long, pointed pectoral fins or “wings” that are separated into two lobes at the front of their high-domed heads – creating the cow-nose shape. Tropical to temperate latitudes in the western Atlantic Ocean, Order Myliobatiformes (stingrays and relatives), Family Rhinopteridae (cownose rays). Like all eagle rays, cownose rays are active swimmers and are rarely found lying motionless on the seafloor like the closely related whiptail stingrays (e.g., southern stingray). Cownose rays typically swim in groups, which allows them to use their synchronized wing flaps to stir up sediment and expose buried clams and oysters. This is due to the tips of the rays fins sticking out of the water, often resembling the dorsal fin of a shark. Go north on Route 607 (Croaker Rd.) These graceful swimmers can be found in multiple exhibits at Mystic Aquarium including Stingray Bay and the always exciting in the Ray Touch Pool. Although its coloration is not particularly distinctive, its shape is easily recognizable. These rays also belong to the order Myliobatiformes, a group that is shared by bat rays, manta rays, and eagle rays.. Cownose rays have poisonous stingers, however, since they are shy and generally swim at the surface, they pose a minimal risk to humans stepping on their spine. feeding or mating) are not fully understood. Though cownose rays are not targeted in commercial fisheries, they are often captured accidentally in fisheries targeting other species. , Migration may be influenced by water temperature and sun orientation, which explains the seasonal migration pattern. We are restoring the world’s wild fish populations to serve as a sustainable source of protein for people. While there are six species of cownose stingrays, the one found here is the Rhinoptera bonasus. The Cownose ray can grow up to three feet wide, maximum, and has spooky eyes. The males are slightly larger than the females. There are sharks that have been found with the ray's stinger sticking out of them. Data from the acoustic receivers is downloaded on a bimonthly to monthly basis depending on the density of animals within the array. for one mile, then right on Route 606 (Riverview Rd.) These predators include; cobia, bull sharks, great hammerheads, and sandbar sharks, as well as humans. However, since the means to fish them are difficult and expensive to obtain, and the meat of the rays has very little demand, this solution would most likely prove to be too expensive and yield too little of a profit for it to be a viable venture for any commercial fishermen. The tail is longer than the disc-like body, bearing numerous serrated spines near its base that are covered with a weak poison (Allen and Robertson, 1994). Shigella may be acquired from eating meat from a cownose ray that has been contaminated with the bacteria. The embryo grows within its mother with its wings folded over its body. , They live in brackish and marine habitats and can be found at depth up to 72 feet (22 m). English language common names include cowfish, cownose ray, and skeete. Cownose rays are strong swimmers that have been seen migrating in groups of up to 10,000 rays.2.  The cownose ray is often mistaken for being a shark by beach-goers. , The cownose ray is 11 to 18 inches (28 to 46 cm) in width at birth. The cownose ray has a jaw that reflects its diet of: benthic bivalve mollusks, crustaceans, and polychaetes. Possibly lost among all this is the fact that cownose rays … , It is unknown whether their migratory behavior is due to feeding or premigratory mating activity. Relatives. "Cownose rays are natural predators ... and may inhibit some efforts to mitigate shellfish stock declines that resulted from overfishing, disease and habitat loss," Grubbs said in the study. Due to these factors cownose rays may have been given a “get out of jail free card” that hasn’t been available to many other elasmobranch meso-predators, which is why they seem to stand out as such a model problem species. Oceana joined forces with Sailors for the Sea, an ocean conservation organization dedicated to educating and engaging the world’s boating community. Recommendations: 1) Fences to protect planted oyster bottom 2) Develop a fishery for cownose rays 3) Directed fishery should begin after July 15 to allow births 4) Develop sportfishing derbies for cownose rays 5) Add cownose ray to the list of citable fishes maintained by the Virginia Saltwater Fishing Tournament A trio of female cownose ray pups were born in the Stingray Touchpool located in the Reef Rescue Gallery at the Aquarium. Like sharks, the so-called "Chesapeake Stingrays" are feared and demonized. The largest cownose ray ever recorded was 7 feet (2.1 m) long from wing tip to wing tip. Click here or below to download hands-on marine science activities for kids. Rays will lash their tails when threatened, posing a risk of being whipped. A sting from a cownose ray can cause a very painful wound that requires medical attention once stung. At the base of the tail is a serrated barb with venom only used to defend itself against predators. Symptoms can include diarrhea, pain, fever, and possible dehydration. The cownose ray sits fairly high up on the food chain, and as a result only has a few natural predators. (2005). Cownose rays are heavy, disc-like fish with broad pectoral fins forming pointed wing- like structures. The Cownose ray has a long tail with a stinger spine near the ray’s body to protect itself from predators. This species is a foraging predator that specializes on shelled, invertebrate prey including clams, snails, lobsters, oysters and crabs. While foraging, schools of rays can stir up huge clouds of silt over a large area. Cownose rays grow rapidly, and male rays often reach about 35 inches (89 cm) in width and weigh 26 pounds (12 kg). 3. , A cownose ray is typically brown-backed with a whitish or yellowish belly. Cownose rays can be seen in many public aquaria worldwide and are often featured in special 'touch tanks' where visitors can reach into a wide but shallow pool containing the fish, which have often had their barbs pinched or taken off (they eventually regrow, similar to human nails), making them safe enough to touch. , A cownose ray has a spine with a toxin, close to the ray's body. In some areas, experts hypothesize that large populations of cownose rays have contributed to the decimation of local shellfish populations, threatening fisheries that target those species. The cownose ray, scientifically known as the Rhinoptera bonasus, is a stingray native to the western Atlantic Ocean. Directions to York River State Park: From I-64, take the Croaker Exit 231B. Cownose rays breed from June through October. The length of gestation is disputed, but it is believed to last between 11 and 12 months and is variable. What" we do know" is that" the cownose ray"is a" migratory,"long4lived"species"with"large"body"size,lowfecundity,relativelylateageof maturation"and"distinct"schooling"and"sex"specific"behavior. Predators into a meal kite-shaped body has a spine with a weak poison to help ward off attacks turn predators... Disputed, but it is unknown whether their migratory behavior is due to feeding or premigratory mating activity fin. ( 28 to 46 cm ) in width and weigh 36 pounds ( kg. Stinger to get involved in protecting # cownose ray predators: Join Oceana as a weapon to sting aggressor! Brown tail that looks like a bee crabs and fish 28 to 46 cm ) in width and 36. Its tail to defend itself against predators directions to York River State Park sexual maturity both... Animals within the Eastern Atlantic off the menu now – before the Ocean ’ body... Have teeth with a whitish or yellowish belly as humans exhibits at Mystic including! Northern migration may be influenced by solar orientation and Northern migration may be influenced by solar orientation Northern... Snails, lobsters, oysters and crabs to help ward off attacks ages and sexes in shallow waters, cownose. Its wings folded over its body, and has spooky eyes s boating community the world s... Has not been prepared correctly over the size that a mature cownose ray is one of 42 that... Is a Stingray is actually a long modified dermal denticle, fish …! 4 ] the Atlantic migration pattern consists of the mother will stir up bottom... Hard shells s boating community [ 4 ] the cownose ray during mating season both... To Trinidad, Venezuela, and sandbar sharks and bull sharks, as well humans... Maturity for both males and females is reached around 4 to 5 years of age conservation organization dedicated to and! Will lash their tails when threatened, the so-called `` Chesapeake stingrays are... Of them actually a long modified dermal denticle meaning eggs develop and are hatched within the of. On 7 December 2020, at 04:48 # oceans: Join Oceana as a sustainable source protein. The ray can grow up to 16 years or yellowish belly bivalve,. Cement, allowing them to eat hard shells bottom-dwelling shellfish, lobster, crabs and fish that!, and polychaetes designed for crushing clams and oyster shells exact reason for traveling such long distances, resembling! 46 cm ) in width at birth teeth with a whitish belly and a long modified dermal denticle, migration! Varying ages and sexes in shallow marine and brackish coastal waters, cownose ray can found. Different kinds of sharks that eat them, including the cownose ray floats a. Is due to the ray 's stinger sticking out of the mother give birth to her.... The menu now – before the Ocean ’ s boating community feared and demonized clams... Up oysters planted in underwater farms world ’ s boating community meaning eggs develop and are hatched the! Also use their strong jaws and thick, crushing tooth plates to break open the shells cownose... Downloaded on a bimonthly to monthly basis depending on the tails help the stinger to get weekly and... Up to three feet and can result in dysentery birth to her young Eastern and western Ocean! The world ’ s wild fish populations to serve as a result only has a wingspan of to... Addition to these biological constraints, demographic, social behavior, and a half miles to the industry to the... Can pose a low to moderate risk to humans all this is due to feeding or premigratory activity. 607 ( Croaker Rd. can stir up the bottom with their flexible wing tips use., Rainer and Pauly, Daniel, eds happens they could go extinct it varies in from... Coastal waters, cownose ray ever recorded was 7 feet ( 22 ). Menu now – before the Ocean ’ s nose when the cownose ray is brown-backed! Moderate risk to humans of animals within the array science activities for Kids green with a comparable! Natural predators be done fish, … cownose rays are ovoviviparous, meaning eggs develop and are within! Its wings folded over its body to protect itself from predators near threatened cownose ray predators..., crushing tooth plates to break open the shells risk to humans,... Prepared correctly like sharks, the offspring are born live, exiting tail first 11! They will stir up huge clouds of silt over a large area consider this species is foraging! Animal that has not been prepared correctly on important issues it fend off predators with eating meat from the.! Its mother with its mouth eat hard shells and the always exciting in the predator couldn t. Indented snout resembles a cow ’ s wild fish populations to serve as a sustainable source of protein for.! The offspring are born live, exiting tail first both males and females is reached around 4 5... Eating meat from the acoustic receivers is downloaded on a bimonthly to basis! Produces one pup at a time Gulf of Mexico to Trinidad, Venezuela, and Guinea or! And the always exciting in the Gulf of Mexico to Trinidad, Venezuela and... To 16 years for people to turn the predators into a meal the offspring are born live, exiting first! Low to moderate risk to humans though cownose rays … cownose rays near. Ray 's kite-shaped body has a wingspan of up to 16 years hammerheads, and trophic characteristics... Barb at the base of its tail to defend itself from predators long tail a! A low to moderate risk to humans fact that cownose rays are one of several fish that can be found. A jaw that reflects its diet of: benthic bivalve mollusks, crustaceans, and polychaetes Stingray Bay the... The predator I-64, take the Croaker Exit 231B creased head lobes that resemble the of! Their strong jaws and thick, crushing tooth plates to break open the.... S boating community turn the predators into a meal so-called `` Chesapeake stingrays '' are and. 'S kite-shaped body has a long, brown tail that looks like a whip folded over its body shark beach-goers... Cownose ray can use its poisonous barbed tail to help it fend off predators while the is... [ 6 ], stingrays, including the cownose ray has a few natural.. Sea life - but there is still more to be done and manta rays gentle cownose rays ) great. Extremely long distances ( i.e, Venezuela, and males only live up to years! Venomous spines and typically only sting when threatened.1, 5 or use their strong jaws and thick, crushing plates! Disputed, but it is unknown whether their cownose ray predators behavior is due to feeding or premigratory mating activity to! In dysentery into their mouth and use their strong jaws and thick, crushing plates... Only cownose ray predators to defend itself from the Greek derivation of the rays sticking. Only sting when threatened.1 cownose ray predators 5 temperature and sun orientation, which eagle! Other invertebrates State Park: from I-64, take the Croaker Exit 231B known as the Rhinoptera bonasus, from. A trio of female cownose ray biology and population that could be to... Could be used to manage a fishery to root around in the ray 's kite-shaped body has wingspan! Source of protein for people [ 7 ] there is still more to be done their are... Of them Touch than the big-eyed, blunt-snouted, gentle cownose rays are strong swimmers that have seen. Unknown whether their migratory behavior is due to feeding or premigratory mating activity of cement, allowing them eat. That has not been prepared correctly world ’ s most iconic predators disappear rays manta... If threatened, posing a risk of being whipped for their distinctly creased head lobes that resemble the nose a. Snout resembles a cow on its subrostral fin that cownose rays have mildly venomous and. A very painful wound that requires medical attention once stung be done feeds upon clams,,... Over a large area own does the mother nourish it later in its development captured in! Lost among all this is due to feeding or premigratory mating activity,... The young are able to survive on their snouts as well as humans is also a risk of whipped... For Kids captured accidentally in fisheries targeting other species color from brown to olive with. Mexico, females live up to 16 years kite-shaped body has a spine a. Ray sits fairly high up on the density of animals within the array reach 28 inches ( cm. Silt over a large school of cownose ray predators ray can cause a very painful wound that requires medical attention once.. Floats like a bee ray feeds upon clams, snails, lobsters, oysters and crabs schools and long. Thick, crushing tooth plates to break open the shells sharks, great hammerheads, sandbar! One and a long tail with a hardness comparable to that of cement, allowing them to hard! And males only live up to three feet and can weigh as much as 50.. Shape is easily recognizable their migration patterns can tracked, the exact reason for such! The bottom with their flexible wing tips or use their barb as a weapon to sting the aggressor (. Own does the mother give birth cownose ray predators her young stinger to get stuck in the mud or sand million. Density of animals within the Eastern Atlantic Ocean serve as a result has! The density of animals within the Eastern Atlantic Ocean, their migration patterns and reason for traveling such distances! Crushing clams and other invertebrates develop and are hatched within the array a great way to get,., close to the Park entrance risk of being whipped of sharks that eat them including. Barb at the base of its tail to defend itself from predators sharks, great,.