Orcas, like humans, get baby bumps in the early months of pregnancy and grow larger as the pregnancy advances. Researchers ...

Killer whales are the only natural predator of baleen whales — those that have "baleen" in their mouths to sieve their plankton diet from the water ...

New research from the University of Washington finds some baleen whale species call at such deep frequencies that they’re completely undetectable by killer whales, which cannot hear sounds below 100 ...

The legal action comes after Fisheries Minister Diane Lebouthillier and Environment Minister Steven Guilbeault determined the waning population of southern resident killer whales faces imminent threat ...

A resurfaced recording of a beluga whale mimicking human speech has sparked renewed interest and mixed reactions. Additionally, a study documented an orca imitating words, hinting at the potential for ...

Lynda V. Mapes, Tribune News Service The stories of salmon and orcas in the Pacific Northwest are linked. Their paths ...

The stories of salmon and orcas in the Pacific Northwest are linked. Their paths intermingle in a vast web of ecosystems and ...

Salmon are struggling to survive. So are the families of endangered southern resident orcas, with a population of just 73, ...

This makes Washington state the first place in the world to successfully implement a ban on all new commercial net pens, and ...

Killer whale’s remarkable ability to mimic human sounds revealed Scientists of Germany, Spain, the United Kingdom, and Chile have brought to light their research investigation on the elasticity ...

A group got an “extremely rare” sighting of a sea creature off the coast of California, officials said. A white orca, famously known as Frosty, was spotted off Santa Barbara, along with the six others ...