For decades, fish-eating killer whales in the Pacific Northwest have been observed harassing and even killing porpoises without consuming them —- a perplexing behavior that has long intrigued ...
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 ...
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 ...
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