"They've been hanging on by their flipper-tips for tens of decades." Experts baffled by unprecedented behavior of critically ...

A lifeless whale was found Wednesday stranded just meters off a beach in the outskirts of Buenos Aires. Experts from the ...

Recently discovered bones of a basilosaurus in Mississippi offer insight into its life and what happened after its death.

The Canadian government says it is taking steps this summer to protect North Atlantic right whales from lethal collisions ...

A new report says a population of endangered killer whales off the coast of British Columbia and Washington state is showing no sign of recovery under the current conditions.

"Urgent and bold action" is needed to save the endangered southern resident killer whales from extinction “before it’s too ...

For the first time, scientists from around the world have come up with a plan to save the critically endangered southern ...

From the entanglement of Shelagh, a critically endangered North Atlantic right whale, to the awe-inspiring appearance of the ...

Scientists and governments are calling for the strongest international protections yet for sharks and rays, citing ...

The most recent census found 73 southern resident killer whales. Of those, 22 were observed to be in poor condition. Since ...

Eba stands at the bow of research vessel Cheena, cruising the waters of the Canadian Gulf Islands where killer whales were ...

In Australia, rescuers sprang into action to free a humpback calf from a deadly shark net as its mother watched. Off Timor-Leste, rare footage showed a blue whale nursing her calf — offering a glimpse ...