Historically, killer whale diet research relied on surface sampling of prey fragments, usually scales, helping researchers to determine primarily salmon species. Newer techniques that analyze DNA in ...

Fish-eating killer whales in southern Alaska have a diverse, seasonally changing diet featuring salmon and groundfish, ...

A long-term study using DNA from whale scat has revealed surprising complexity in the diets of southern Alaska’s fish-eating killer whales.

ALASKA -- An orca that became stranded on a rocky beach in Prince of Wales Island, Alaska, Thursday morning was freed with the help of the National Oceanic and Atmospheric Administration (NOAA) and ...

New research reveals that wild orcas, or killer whales, sometimes offer food to humans, challenging assumptions about animal social behavior. According to Smithsonian Magazine, researchers have ...

Scientists counting marine mammals off Alaska's Arctic Ocean coast spotted two large groups of killer whales last month, but orca experts are not ready to say the species has increased its numbers in ...

SEATTLE — Wild orcas on more than 30 occasions in four oceans have attempted to share their prey with people, potentially to develop relationships with humans, researchers have found. In each of the ...