A killer whale mom, who shot to fame after she carried her dead calf’s corpse with her for more than two weeks in a harrowing tale of grief, has lost another baby, scientists revealed. The orca, ...

A Pygmy killer whale — rarely seen in the shallow waters that surround the Florida Keys — was found injured, sick and ...

Killer whales, or orcas, have long been recognized as some of the most intelligent creatures in the ocean. Known for their ...

A newborn orca calf has been sighted in Puget Sound in Washington state, sparking cautious hope for the endangered southern resident killer whale population. The Centre for Whale Research (CWR) ...

Dave Phillips, a scientist that helped to rewild Keiko, the orca who starred in "Free Willy," is working to help two other ...

Meet Ollie, the “Salish Sea Serial Killer,” a cute, furry sea otter with a dark side and a rap sheet longer than the ‘Colwood ...

The bowhead whale (Balaena mysticetus) is found in the icy waters of the Arctic. These are the longest-living mammals; some bowhead whales live for over 200 years. That's older than many countries' ...

There are five types of killer whale in Antarctica, but only three found in these waters, near the peninsula south of South ...

While fishing off the coast of Honduras in 2023, a group of anglers stumbled upon a rare sight: a pod of orcas hunting down a ...

Orcas are protected under Canada's Marine Mammal Regulations and all but one of the five killer whale populations in the country are now listed under the Species at Risk Act. The Canadian ...

Members of the marine mammal rescue group Dolphins Plus Marine Mammal Responder walk with a Pygmy killer whale that was found stranded off the beach at Long Key State Park in the Florida Keys on ...