Hundreds of National Guard troops deployed to Portland and Chicago are being sent home ...

Fishing crews across a broad expanse of the world’s oceans, ranging from the South Atlantic to the North Pacific, report ...

A study reveals that certain West Coast orcas belong to distinct social groups with different habits and diets. NPR's Scott Simon speaks with ecologist Josh McInnes about how the groups differ.

The orcas' coordinated movements and tail slaps suggested they were hunting. Drucker used the zoom lens on her camera to spot ...

Short-finned pilot whales love eating squid, and boy do they stuff themselves with it, new research finds. Here’s some ...

# A RARE sighting of orcas, also known as killer whales, was recently recorded by scientists off Eleuthera – an encounter that thrilled researchers and renewed concern about the potential effects of ...

New research confirms two distinct groups of West Coast killer whales with different diets, habitats, and behaviors.

Orcas in the Gulf of California were spotted attacking great white sharks using a unique hunting strategy: A body slam and ...

In Mexico’s Gulf of California, scientists captured rare footage of a group of orcas called Moctezuma’s pod hunting young great white sharks by flipping them upside down to paralyze them and extract ...

Killer whales in northern Mexico are in the spotlight after scientists documented them devouring the livers of young great ...

Amid challenges like dwindling salmon, noise pollution and climate change, the Pacific Northwest is wrestling with how to ...