Killer whales, also known as orcas, are incredibly intelligent apex predators. As such, researchers have been observing the species for decades. Specifically, the Southern Resident killer whales—a ...

DAVIS, Calif. — Scientists found that endangered southern resident killer whales have a high chance of having skin disease. Researchers documented a steady increase in the occurrence of grey ...

Since 1976, the Center for Whale Research has been conducting photographic identification surveys of southern resident killer whales in the Salish Sea, capturing clear images of each individual.

There was some indication that whales with "more peely skin" were more likely to engage in the massages ... The study of this threatened killer whale population, which lives in the coastal waters ...

The orcas clearly liked this activity because different whales were recorded preparing the stems eight times and rolling the ...

There was a white killer whale named Chimo at Sealand of the Pacific, a former aquarium near Victoria, British Columbia, in the 1970s, but it is still hard to say what was causing the ...

An analysis of 53 killer whale deaths between 2004 and 2013 includes those related to commercial shipping and fishing. Killer whale killers: Human interactions threaten endangered populations - CNET X ...