Definitions for "Amazon River Dolphin"
The Amazon River Dolphin, ( Inia geoffrensis) is also known as the boto, pink dolphin, and pink porpoise; it is the largest river dolphin. The boto has a long, toothed snout, a humped back (and no dorsal fin), a flexible neck, and pink, off-white, or bluish-gray skin. The shape of the melon is changeable. It is from 6-8 1/4 ft (1.8-2.5 m) long and weighs from 185-355 pounds (85-160 kg). This carnivore eats fish and crabs. This South American cetacean lives in the Amazon River and Orinoco Rivers (and their tributaries) in Venezuela, Bolivia, Ecuador, Peru, Guyana, and Brazil.