Species

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Potamotrygon henlei

Bigtooth river stingrays are freshwater, carnivorous rays that sit on the bottom of rivers to catch prey. They have stingers that are replaced every 4-5 months. Females are substantially larger than females. These animals live in extended colonies, but are generally solitary otherwise, preferring to have their own space while coexisting among others. These animals are black with yellow-white spots. Their underside is speckled and patterned.

Range: Lower Tocantins basin and Araguaia basin in Brazil.

Habitat: Muddy bottomed freshwater basins

Size: 71-104.2 cm (30 to 41 in)

Life Span: Unknown

Feeding: Carnivorous.

Reproduction: Oviparous.

Conservation Status: Vulnerable

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