Open the Youtube video Amazon river dolphins (also called pink river dolphins or boto) are a quirky bunch. They’re more curious than their ocean-dwelling cousins, often playing with foreign ...

At up to 450 pounds and eight feet in length, the Amazon dolphin, or boto, is the largest of the four known species of river dolphin. The others live in the Ganges in India and the Indus in ...

A dolphin was captured on camera urinating into ... According to the research, aerial urination "starts with a boto slowly positioning itself upside down, exposing its penis above water, and ...