Constantly on the hunt for food: Harbor porpoises more vulnerable than previously thought to the disturbances from humans. The small whales spend more than 60 percent of their day hunting small fish ...

Jess Thomson is a Newsweek Science Reporter based in London UK. Her focus is reporting on science, technology and healthcare. She has covered weird animal behavior, space news and the impacts of ...

An orca playing with a porpoise and balancing it on its head. Orcas have been harassing and toying with porpoises in the Salish Sea for 60 years, often to the point of killing them, but never eating ...

Toronto, Ontario (CTV Network) — A group of orcas that inhabit Canadian waters are known to harass and kill porpoises without eating them. Known as the southern resident killer whales, the ...

Napans strolling along the river Sunday may have caught a rare sight — a harbor porpoise surfacing in the Oxbow. By Monday, the animal was still cruising the same stretch of water. Local resident ...