Is the spotted eagle ray a vertebrate?
The spotted eagle ray (Aetobatus narinari) is a cartilaginous fish belonging to the eagle ray family of stingrays.
How does a spotted eagle ray reproduce?
Spotted eagle rays reproduce via internal fertilization and give live birth. Instead, embryos live off of energy obtained from yolk sacs, and only after the juveniles are able to survive on their own does the mother give birth to her young (1-4 pups per litter).
Does a spotted eagle ray have a cell wall?
The Spotted Eagle Ray is classified as Eukarya because it has complex cells containing membrane-bound organelles and a nucleus containing DNA which supplies the genetic code that is specific to this organism.
How do eagle rays move?
Migrations. While occasionally found alone, eagle rays tend to travel in large schools across the open ocean. They migrate in search of food but they often return to their preferred site. Some eagle rays do not migrate at all and enjoy staying locally within the same area for their entire life.
Why do eagle rays jump?
Occasionally Eagle Rays can be seen jumping out of the water. The reason they do this remains a mystery. Scientists speculate that leaping rays may be females trying to avoid unwanted male attention, or they may do it to shake off parasites or remoras. They may also perform these noisy belly-flops just for fun.
What kind of spines do spotted eagle rays have?
3. Spotted eagle rays can leap their entire bodies out of the water while swimming close to the surface. 4. Spotted eagle rays have venomous spines on their tails that are used in defense against threats.
What kind of prey does a spotted eagle ray eat?
3. Spotted eagle rays can leap their entire bodies out of the water while swimming close to the surface. 4. Spotted eagle rays have venomous spines on their tails that are used in defense against threats. 5. Spotted eagle rays have plate-like teeth used to crush their preferred prey, including clams, oysters, sea urchins and shrimp. 1
Where does the spotted eagle ray live in the world?
The females get along with numerous males during the breeding season. These fishes are found in tropical water areas including parts of Atlantic, Indian Ocean, Gulf of México, Hawaii, Africa, and Oceana. They are also abundant in Northern Japan, Galapagos Island and Australia.
How does a spotted eagle ray float in the ocean?
They can float easily at ocean surfaces because of a flat body. At sea beds, they bury themselves by half their size in sand, their spiracles and eyes help them to breathe and see in such conditions.
What kind of body does a spotted eagle ray have?
Spotted eagle rays have flat disk-shaped bodies, deep blue or black with white spots on top with a white underbelly, and distinctive flat snouts similar to a duck’s bill.
What kind of predator is a spotted eagle ray?
Usually, the ray is a solitary predator, but it sometimes swims in large groups. Fast Facts: Spotted Eagle Ray Scientific Name: Aetobatus narinari Other Names: White-spotted eagle ray, duckbill ray, bonnet ray Distinguishing Features: Disk-shaped ray with long tail, blue or black body with white spots, and flat snout resembling a duck bill
What kind of fish is an eagle ray?
The spotted eagle ray (Aetobatus narinari) is a cartilaginous fish belonging to the eagle ray family of stingrays.
What kind of tail does a whitespotted eagle have?
Whitespotted Eagle Rays have a wide flattened diamond-shaped disc, five gill slits on the underside, a flattened snout, and a long tail armed with venomous spines. Until recently the Whitespotted Eagle Ray had been considered a cosmopolitan species (called Aetobatus narinari) found worldwide in tropical and warm temperate waters.