A pilot whale swims near an Atlantic spotted dolphin.
(Image credit: George Karbus Photography via Getty Images)
From sea lions to killer whales (and even polar bears), there's a great diversity of marine mammals living across Earth's oceans. At Live Science, we guide you through the underwater worlds of our marine relatives with the latest news, features and articles, so whether our expert writers and editors are explaining why deep-diving mammals don't black out or reporting on a gray whale breaking the mammal migration record, you'll always have interesting marine mammal facts to read.
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Interview'They would come in with a chord change': Composer Jim Nollman has collaborated with turkeys, kangaroo rats and whales. Now he's dropping 'Orcas' Greatest Hits.' -
Whales'It's incredibly rare to see a moment like this in the ocean': Camera drone captures moment humpback whale gives birth off Australian coast2 Comments -
OrcasKiller whales sink another boat off the coast of Spain — why are they still doing this after 6 years?3 Comments -
Orcas'It was unlike anything I'd witnessed before': Orcas seen headbutting a sunfish so hard that it exploded -
Whales'Weirdos of the sperm whale world' appear to be evolving 2 different dialects, audio recordings suggest -
WhalesScientists discover 5 million-year-old whale graveyard stretching for hundreds of miles in the Indian Ocean3 Comments
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Interview'They would come in with a chord change': Composer Jim Nollman has collaborated with turkeys, kangaroo rats and whales. Now he's dropping 'Orcas' Greatest Hits.'
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OrcasKiller whales sink another boat off the coast of Spain — why are they still doing this after 6 years?3 Comments
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Orcas'It was unlike anything I'd witnessed before': Orcas seen headbutting a sunfish so hard that it exploded
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Orcas'More questions than answers': Experts baffled by Alaskan mammal-eating orcas spotted near Seattle5 Comments -
OrcasChewed-up orca fins on Russian beach point to cannibalism, and scientists say it may explain why some pods are so tight-knit5 Comments -
OrcasOrcas are adopting terrifying new behaviors. Are they getting smarter?8 Comments -
OrcasIncredible, first-of-their-kind images show an orca being born in Norway — and the rest of its pod forming a protective circle42 Comments -
OrcasOrcas in the Gulf of California paralyze young great white sharks before ripping out their livers4 Comments -
Orcas'We completely freaked out': Orcas are attacking boats in Europe again11 Comments
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Whales'It's incredibly rare to see a moment like this in the ocean': Camera drone captures moment humpback whale gives birth off Australian coast2 Comments
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Whales'Weirdos of the sperm whale world' appear to be evolving 2 different dialects, audio recordings suggest
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WhalesScientists discover 5 million-year-old whale graveyard stretching for hundreds of miles in the Indian Ocean3 Comments
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WhalesWatch sperm whale headbutt another for no apparent reason -
WhalesScientists find rare tusked whale alive at sea for the first time — and shoot it with a crossbow7 Comments -
WhalesAncient predatory whale with big eyes and razor-sharp teeth was 'deceptively cute' -
WhalesNo, blue whales aren't going silent off California. Here's why. -
WhalesAncient whale 'graveyard' discovered under melting Russian glacier10 Comments -
WhalesDwarf sperm whale: The 'pint-size whales' that gush gallons of intestinal fluid when surprised8 Comments
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Interview'They would come in with a chord change': Composer Jim Nollman has collaborated with turkeys, kangaroo rats and whales. Now he's dropping 'Orcas' Greatest Hits.'
-
Whales'It's incredibly rare to see a moment like this in the ocean': Camera drone captures moment humpback whale gives birth off Australian coast2 Comments
-
OrcasKiller whales sink another boat off the coast of Spain — why are they still doing this after 6 years?3 Comments
-
Orcas'It was unlike anything I'd witnessed before': Orcas seen headbutting a sunfish so hard that it exploded
-
Whales'Weirdos of the sperm whale world' appear to be evolving 2 different dialects, audio recordings suggest
-
WhalesScientists discover 5 million-year-old whale graveyard stretching for hundreds of miles in the Indian Ocean3 Comments
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Marine MammalsSeal pups were dying from a 'corkscrew killer' on a Canadian island. It turned out to be cannibals.6 Comments -
Orcas'More questions than answers': Experts baffled by Alaskan mammal-eating orcas spotted near Seattle5 Comments
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WhalesWatch sperm whale headbutt another for no apparent reason
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OrcasChewed-up orca fins on Russian beach point to cannibalism, and scientists say it may explain why some pods are so tight-knit5 Comments
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