Scientists confirmed that West Coast transient killer whales actually form two separate groups split between inner and outer ...

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

New research has confirmed that West Coast transient killer whales who live between British Columbia and California are two ...

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

New research has confirmed that West Coast transient killer whales who live between British Columbia and California are two distinct subpopulations: inner and outer coast transients. Based on 16 years ...

Killer whales have been caught on camera hunting down and eating great white sharks alive. A shark-hunting pod of orcas were seen flipping their rival apex predators upside-down to paralyse them – ...

Researchers discovered a prehistoric ecosystem filled with giant marine reptiles, revealing an unparalleled level of food web complexity. Predators that dominated the oceans 130 million years ago were ...

A pod of killer whales has been filmed hunting and killing juvenile great white sharks, and then eating just one body part - the liver.

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

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.