Researchers used DNA evidence to confirm orcas killed a 15-foot great white shark discovered mangled on an Australian beach.

Over a year after a 15-foot great white shark was found dead with mysterious bite wounds and stripped of its internal organs, ...

The stories of salmon and orcas in the Pacific Northwest are linked. Their paths intermingle in a vast web of ecosystems and ...

One explanation is that they have been given the name “killer” or “killer whale” because unbelievable quantities of devoured animals have been found in stranded or dead killer whales ... the larger ...

NOAA Fisheries West Coast An orca whale mother has kept her dead calf by her side for at least 11 days. Tahlequah (who is also known as her alpha-numeric designation, J35) previously made ...

Mother orca Tahlequah is continuing to carry her burden of grief: a dead calf that she now has been refusing to let go of for at least 11 days. Tahlequah is the orca whose story shocked the world ...

in fact in some ways more developed than the human brain," said researchers from Wild Orca. While it is known that animals grieve their dead calves, the duration of Tahlequah's mourning is unusual.

Climate Lab is a Seattle Times initiative that explores the effects of climate change in the Pacific Northwest and beyond. The project is funded in part by The Bullitt Foundation, Jim and Birte ...

Sign up for CNN’s Wonder Theory science newsletter. Explore the universe with news on fascinating discoveries, scientific advancements and more. Tahlequah, the ...

Tahlequah, the mother orca denoted as J35 who captured hearts worldwide in 2018 by carrying her dead calf for 17 days and over 1,000 miles (1,600 kilometers), is once again displaying a similar ...