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

Penguins and polar bears do not share icy landscapes. Penguins evolved in the Southern Hemisphere, adapting to cold waters ...

It may be tempting to channel your inner Disney princess and befriend every animal you come across. But wildlife is always better left alone.

There’s something profoundly different about watching an elephant amble across the savanna versus seeing one pace behind glass at a zoo. When animals move freely in their own environments, the ...

A shark-hunting pod of orcas was seen flipping their rival apex predators upside-down to paralyze them before feasting.

A pod of orcas were chased by a group of humpback whales off the coast of California, a whale watching company said. Getty Images/iStockphoto A group of orcas was chased by humpback whales off the ...

A team of marine biologists are investigating the mysterious mass stranding of orcas in Argentina, after 26 killer whales were found on the beach with no signs of injury or trauma. Specialists at the ...

Three Arctic seal species have been moved up to higher threat categories on the IUCN Red List, with one now endangered and two now near threatened. Global warming is melting away the sea ice they need ...

A rumor that has circulated online since 2018 claims that, in 2017, a humpback whale in the Cook Islands used its body to push marine biologist Nan Hauser around while she was underwater, seemingly to ...

BOOTHBAY HARBOR, Maine (AP) — Republican lawmakers are targeting one of the U.S.’s longest standing pieces of environmental legislation, credited with helping save rare whales from extinction. Judge ...

SAN JUAN ISLAND, Wash. — As dawn broke over San Juan Island, a team of scientists stood on the deck of a barge and unspooled over a mile of fiber-optic cable into the frigid waters of the Salish Sea.