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Orcas that hunted alongside humans might be extinctResearchers used DNA analysis and traditional knowledge to learn about an orca named Old Tom and his family's remarkable relationship with humans.
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Identity of mysterious 'mermaid globster' that washed up in Papua New Guinea 'is anyone's guess,' experts sayThe severely decayed remains of a marine creature recently washed up on a beach in Papua New Guinea. Experts can't agree on what the ghostly white lump is, but it is most likely the remains of a marine mammal.
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Scientists finally figure out why hundreds of gray whales keep washing up dead along US coastsThree mass mortality events have struck a population of gray whales off the west coast of North America since the 1980s, and scientists have linked them to changing conditions in the Arctic.
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Orcas are harassing and playing with baby porpoises in deadly game that has lasted 60 yearsScientists may have finally figured out why a population of orcas in the Salish Sea have been tossing porpoises around and taking them into their mouths without eating them.
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Scientists investigate mysterious case of orca that swallowed 7 sea otters wholeThe female orca was found far from her normal hunting ground with six whole sea otters in its stomach and one lodged between its oral cavity and the esophagus.
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Opportunistic orcas have developed a new feeding behavior that appears to be killing themMore orcas have died entangled in fishing gear in Alaska this year than in previous years, which may be linked to a "new behavior" where they feed in front of ascending fishing nets.
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Could an impending rise in solar storms cause more whales to strand?Past research suggests that some whale species are more likely to get lost and accidentally beach themselves during periods of increased solar activity, such as the upcoming solar maximum.
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Lolita, the 2nd-oldest orca in captivity, who was set to be released to the wild, has diedLolita, also known as Tokitae, died before she could be returned to her native waters in the Pacific Northwest.
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Mystery mass death of seals on remote, uninhabited Siberian island under investigationCarcasses of seals, sea lions and birds were found on Tyuleniy Island in the Sea of Okhotsk by environmental groups who were there to clear up plastic pollution.
