After consulting with federal authorities, rescuers decided the most humane course of action was to euthanize the whale.

Killer whales are expanding their territory and have moved into Arctic waters as climate change melts sea ice, with two ...

Tahlequah, an orca that carried her dead calf for 17 days and more than 1,000 miles in 2018, lost another calf recently and ...

It says killer whales in the eastern Canadian Arctic have been observed preying mostly on beluga whales and narwhals, followed by bowhead whales and seals. As the Arctic warms, some polar bears ...

the study notes that this situation could have serious consequences for whales that are potential prey for killer whales, ...

ABASHIRI, Hokkaido--Fisherman Yoichi Ishigaki has such fond memories of a lone but sociable beluga whale he bonded with while battling cancer that he erected a memorial to his “friend” after ...