A rare sighting of critically endangered southern resident killer whales off the Oregon coast offers a glimpse of a ...

Researchers are listening for critically endangered North Atlantic right whales off the coast of Massachusetts with the help ...

Researchers said the sighting “brings hope for the species,” which is listed as critically endangered by the International ...

(CN) — Multiple conservation groups sent notice Thursday of plans to sue the Trump administration for stripping away expanded ...

Even though this practice has been banned in most countries, some whale species still have very small populations and are considered vulnerable, endangered or critically endangered. Whales are ...

A rare sighting of a sperm whale was made in the Waterford Estuary. Members of the public using the estuary have advised to ...

A new monitoring program in the Bay State will collect near real-time information about the presence of endangered North ...

A killer whale has become a first-time mom after a peachy-orange calf was spotted swimming with her off Washington, a whale ...

False killer whales - which are in fact a dolphin - are typically deep-sea dwellers, and are one of the rarest marine mammals ...

The first North Atlantic right whale mom and calf duo of the season were spotted in Cape Cod Bay heading into spring, the ...

A young pygmy killer whale — a rare type of dolphin — was recently rescued after becoming stranded on a shore in South America. The incident occurred on March 18 in Buxton, Gu ...

Even though this practice has been banned in most countries, some whale species still have very small populations and are ...