river dolphin

Scientists have discovered the fossilized skull of an extinct giant river dolphin in Peru.

Changjiang River Dolphin (China), one of the oldest mammals on earth, is believed to have reappeared after years of disappearance.

Scientists have discovered a new river dolphin in Brazil, for the first time since another species was discovered in 1918.

A population of Irrawaddy dolphins with about 20 individuals has been recorded in the waters around Ba Lua Islands, Kien Giang Biosphere Reserve.