Live Science Plus
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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Chewed-up orca fins on Russian beach point to cannibalism, and scientists say it may explain why some pods are so tight-knit
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Orcas are adopting terrifying new behaviors. Are they getting smarter?
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Killer whales are teaming up with dolphins on salmon hunts, study finds — but not everyone agrees
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Scientists find rare tusked whale alive at sea for the first time — and shoot it with a crossbow
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Incredible, first-of-their-kind images show an orca being born in Norway — and the rest of its pod forming a protective circle
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Orcas in the Gulf of California paralyze young great white sharks before ripping out their livers
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'We completely freaked out': Orcas are attacking boats in Europe again
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Chewed-up orca fins on Russian beach point to cannibalism, and scientists say it may explain why some pods are so tight-knit
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Orcas are adopting terrifying new behaviors. Are they getting smarter?
4 Comments -
Incredible, first-of-their-kind images show an orca being born in Norway — and the rest of its pod forming a protective circle
42 Comments -
Orcas in the Gulf of California paralyze young great white sharks before ripping out their livers
4 Comments -
'We completely freaked out': Orcas are attacking boats in Europe again
11 Comments -
Watch a pod of orcas pretending to drown one of their own in macabre training session
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Wild orcas offer humans food. Could they be trying to make friends — or manipulate us?
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Still frame from video footage recorded in the Kvænangen fjords, Norway, in 2024, showing the tongue-nibbling interaction between two free-ranging killer whales.
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Salmon-hat wearing orcas also give each other massages with kelp, scientists discover
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Scientists find rare tusked whale alive at sea for the first time — and shoot it with a crossbow
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Ancient predatory whale with big eyes and razor-sharp teeth was 'deceptively cute'
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No, blue whales aren't going silent off California. Here's why.
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Ancient whale 'graveyard' discovered under melting Russian glacier
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Dwarf sperm whale: The 'pint-size whales' that gush gallons of intestinal fluid when surprised
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Whales: Facts about the largest animals on Earth
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'I thought I was dead': Terrifying video of humpback whale gobbling up kayaker explained
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These endangered whales can live up to 150 years — twice as long as previously thought
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Male humpback whale crossed 3 oceans for sex, inadvertently breaking distance record for species
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