SEATTLE — The endangered killer whales of the Pacific Northwest live very different lives from orcas in captivity. They swim up to 100 miles (161 kilometers) a day in pursuit of salmon, instead of ...

“The scientific evidence has been building over the years showing that orcas have poor well-being in concrete tanks because of the mismatch between their adaptations and life in these facilities.

Orcas can live nearly a century in the wild. They rule the oceans but are curious animals, especially when it comes to humans. This inquisitive nature doesn’t always serve them well, particularly when ...

Killer whales were seen “kissing” for the first time in the wild, according to a new study. The intimate behavior was recorded by snorkelers in Norway. Photo from Stephen Walker, UnSplash For the ...

France’s last two captive orcas were filmed stranded in an algae-infested marine park near Cannes months after the park closed, leaving the fate of the marine mammals uncertain. Animal activists have ...