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 ...

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, and often ...

Harbor porpoises are showing up in growing numbers under the Golden Gate Bridge. Six decades ago, they were driven away in part by wartime... 60 Years After Leaving, Porpoises Again Play In SF Bay ...

Breakthroughs, discoveries, and DIY tips sent every weekday. Terms of Service and Privacy Policy. Despite only eating fish, the Southern Resident orcas of the Pacific ...

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 ...