New research in the Strait of Gibraltar captured dozens of vocalizations from an endangered subpopulation of killer whales ...

Orcas are born with powerful bodies and sharp teeth, but they are not born knowing how to hunt. Here’s why they depend so ...

Orcas have not had the best press lately. After headlines about sailboats being damaged off the coasts of Spain and Portugal, ...

An orca who made headlines in 2018 after she carried her dead calf for more than two weeks was again spotted carrying the body of her newborn, just days after researchers confirmed she'd given birth.

You may think that dolphins are super cute sea creatures to view from the shore and boats, but for killer whales, they are food! That makes them a legitimate hunting target. This dolphin found out the ...