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.

Thousands of humpback whales migrate to Hawaii in November to breed, nurse, and care for their young at a national marine ...

Wildlife photographer Charvet Drucker shared several videos on Instagram of the moment a harbor seal leaped onto her boat off ...

Recent research on bowhead whale DNA repair has led to one of the most groundbreaking discoveries in modern science. Here’s ...

A wildlife photographer captured a dramatic encounter on video between a harbor seal and a pod of killer whales.

Join BirdWatch Ireland in Dublin on Saturday to support seabirds at the National Climate Demonstration, urging action against ...

For the first time, scientists have quantified how many deep-sea squid short-finned pilot whales in Hawaiʻi need to eat to ...

The family of a murdered grandmother has slammed her teenage killer's sentence, reeling from new details of the vicious ...

As their numbers grow, so do deadly human encounters. Researchers are fascinated by their songs, sexuality and collective ...

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

Scientists with the Norwegian Orca Survey and Orca Channel have documented, for the first time and in astounding detail, the birth of an orca and the newborn's first hour.

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