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

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

The two orcas -- also known as killer whales -- themselves face an uncertain future. Animal activists had been angered by Marineland's plans to transfer its two killer whales to Japan, a move ...

Whales enjoy long-distance relationships - synchronizing their dives with pals 60 miles away, suggests new research. Scientists who analyzed the seemingly random movement of bowhead whales in the ...

Scientists had believed Southern right whales have a lifespan of about 70 years, but a new study shows that endangered mammals can live twice as long as they had thought. The study found these ...

“The death of any calf in the Southern Resident killer whale population is a tremendous ... There is no way to tell how long she’ll carry the calf. “Over the last few years, we realized ...

A killer whale known as Tahlequah, who gained global attention in 2018 after carrying the body of her deceased newborn calf for 17 days, appears to be mourning another loss. According to the Center ...