Stingray

Potamotrygon motoro

I found this on http://animaldiversity.org

Domain- Eukarya

Kingdom- Animalia

Phylum- Chordata

Class-Chrondrichthyes

Order- Rajiformes

Family-Potamotrygonidae

Genus- Potamotrygon

Species- Potamotrygon motoro

Habitat- Are found in tropical freshwater rivers. They prefer calm waters with sandy substrates, mostly brook edges, streams and lagoons.

Have bilateral symmetry, are heterotrophic, and are ectothermic. The stingray has orange to yellow eyespots with black rings. The body color is grayish-brown and oval with a venomous tail. Their longest recorded length in 100 cm. Stingrays have eyes located on the head that give them 360 degrees of vision. They are usually by themselves except during breeding. They partially bury themselves under the sand to blend in with their environment to protect themselves from predators. Their venomous spine is an anti-predator adaptation. Juvenile stingrays eat plankton, small mollusks, crustaceans and aquatic insects. Adults eat fish, crustaceans, gastropods, aquatic insects and flying insects. The stingrays main predators are humans, caimans and large fish.