WUHAN -- A white-flag dolphin has been seen in Yangtze River in east China, just days after a leading Chinese scientist said the animal was likely extinct. A baiji dolphin. [File] A man with a ...

Clearwater Marine Aquarium announced on Wednesday that they have received the four rough-toothed dolphins from Gulf World ...

The massive megalodon was not hunting only large marine mammals such as whales as researchers widely thought, a new study of ...

They had “very large claws on their forelimbs” and were “covered in thick hair,” the Illinois State Museum said.

A variety of factors led to that population decline. Experts perplexed after prehistoric fish makes unexpected comeback: 'We ...

Once-Extinct Bird Is Now Laying Eggs in the Wild for the First Time in Nearly 40 Years Unlike humans, who auditorily communicate with their mouths and vocal cords, dolphins' vocalizations come ...

Fans debated which former Miami Dolphins player, excluding legends like Marino and Csonka, they would bring back in their prime. Top choices included Ricky Williams, Richmond Webb, Tim Bowens ...

Fifteen million years ago, now-extinct species of dolphins, whales and large sea cows roamed the world’s oceans, topping the underwater food chain. Yet back then, any one of these creatures ...

"The Yangtze river dolphin was a remarkable mammal that separated from all other species over 20 million years ago," Dr Turvey explained. "This extinction represents the disappearance of a complete ...

They evolved separately around 250 million years ago, possibly from a crocodile-like ancestor, to resemble fish and modern dolphins. Then, they went extinct around 94 million years ago.

They evolved separately around 250 million years ago, possibly from a crocodile-like ancestor, to resemble fish and modern dolphins. Then, they went extinct around 94 million years ago. In 2010, ...