A killer whale in the Salish Sea is observed harassing a porpoise, a behavior that has long perplexed scientists. A study from Wild Orca and UC Davis’ SeaDoc Society investigates what may be behind it ...

Living up to their names, killer whales have been killing other marine mammals but not eating them for decades, and scientists aren't sure exactly why. Orcas seemingly hunt down, harass ...

Odontocetes, or whales with teeth, use echolocation to hunt their food with sound rather than sight. They eat squid, octopus, fish, prawns, crustaceans and other marine mammals, sucking in their ...

Orcas are found in N.C. waters, especially in deeper areas. But they are rarely spotted, although they are sometimes heard by researchers.

An unusual encounter with a group of orcas near Iceland led researchers to discover a new and complex behaviour - they had ...

Killer whales in the Pacific are grouped into three ecotypes: Residents, which live close to shore and eat salmon and other fish; offshores, which live farther out and also eat fish; and ...

How big they are: Up to 32 feet (9.8 meters) long How long they live: Up to 100 years, but usually around 25 to 50 years What they eat ... whales. Over time, that name morphed into "killer whales." ...

It was a shocking discovery. Killer whales eat a wide range of food as a species, from fish to squid to marine mammals such as seals. But different groups often have specialized diets based on ...

The gentle giants, which eat tiny plankton, can grow as long as a school bus. Still, killer whales have developed a way to take them down, which researchers documented in video footage.

A great white shark that washed up on a beach in Australia appeared to be half-eaten. Scientists said the shark was likely attacked by an orca that just wanted to eat its liver. Orcas have been ...

Harassment and killing of porpoises (“phocoenacide”) by fish‐eating Southern Resident killer whales (Orcinus orca). Marine Mammal Science , 2023; DOI: 10.1111/mms.13073 Cite This Page : ...