A lone killer whale attacked and killed a great white shark near Mossel Bay, South Africa, completing the predation in less ...

Young orcas in the Pacific Northwest have picked up an unusual habit: balancing dead salmon on their heads, a behavior researchers call the “dead salmon hat.” The practice was first recorded in 1987, ...

We are so glad we weren't on that boat.

In a newly published study, researchers documented more than two dozen cases of orcas giving prey to humans. What’s behind this curious behavior? Photo from the Orca Research Trust In the fall of 2018 ...

(CNN) — Behavioral ecologist Michael Weiss was browsing through new drone footage of the orca pods he studies in the Salish Sea when he spotted one of the killer whales carrying something green in its ...

For more than five years, killer whales have been ramming – and in some cases sinking – expensive yachts, sailboats and fishing boats in the crystalline waters off the coasts of Spain, Portugal, ...

"... Its prevalence is extremely low — it may appear and then not be observed again for several years," the study’s co-author, Javier Almunia said Kimberlee ...

As humans increasingly appear in orcas' marine neighborhoods, the whales could be interested in learning about us: our behavior, our dining preferences, and more. Share on Facebook (opens in a new ...

The behavior is specific to Northern Resident killer whales, who live in the northeastern part of the North Pacific Ocean Experts call the behavior "beach rubbing" Residents and visitors in British ...

Source: David Ellifrit, Center for Whale Research/Used with permission. Menopause presents an evolutionary mystery: Why should females spend a significant portion of their lives not reproducing? Only ...