The Amazon river dolphin isn't the only rare species to have ... The pink river dolphin, like many of its marine counterparts, such as the cute, chubby-faced Irrawaddy dolphin, is facing extinction.

Into this seasonal sea, which remains for half the year, swims the Amazon river dolphin, or boto. Botos have the characteristic dolphin smile and, unlike their marine cousins, bulbous foreheads ...

The newly resurfaced footage, originally captured in March 2016, shows an Amazon river dolphin, also known as botos, urinating into the air in Brazil’s Tocantins River. In the video, the dolphin ...

Scientists Wednesday announced the discovery of the 16-million-year-old remains of the largest river dolphin ever found on Earth. A skull of the long-extinct creature was uncovered in the Amazon ...

"It's clear that the Amazon river dolphin is facing increasing threats from humans," said Dr Elizabeth Campbell, of the Centre for Ecology and Conservation on Exeter's Penryn Campus in Cornwall.

A new study observed Amazon ... Ariau River in Brazil. Scientists have observed these dolphins, also known as botos, spurting urine into the air—and sometimes onto each other. The dolphin ...