Like a proud cat leaving a bird on its owner's doorstep, orcas—also called killer whales—may sometimes offer to share their ...

Killer whales, also known as orcas, are incredibly intelligent apex predators. As such, researchers have been observing the ...

A study published in the journal Current Biology describes a new example of tool use by a critically endangered population of ...

A new study reveals killer whales fashion kelp into tools and use them to groom each other, a possible first for marine ...

A pod of orcas has been spotted accompanied by a baby pilot whale, with no other pilot whales nearby.. The pod of killer whales was spotted near Iceland this week by researchers with the Icelandic ...

It’s easy to be misunderstood with the word “killer” in your name. Still, this year seemed to be a wild one for killer whales. From “attacking” and sinking several boats off southwestern ...