Search Results for: Dolphins

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455 results

455 results for: Dolphins

  1. Animals

    Dolphins and humans team up to catch fish in Brazil

    In Brazil, where humans and dolphins fish in tandem, cooperation both within and between species is essential for the longstanding tradition.

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  2. Animals

    Killer whales may use kelp brushes to slough off rough skin

    The whales use quick body movements to tear pieces of bull kelp for use as tools, perhaps the first known toolmaking by a marine mammal.

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  3. Animals

    Dolphins’ open-mouth behaviors during play are like smiles, a study claims

    Experts urge caution in calling bottlenosed dolphins’ gesture a humanlike “smile,” but agree it seems to be important for how the animals communicate.

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  4. Animals

    Wild baboons don’t recognize themselves in a mirror

    In a lab test, chimps and orangutans can recognize their own reflection. But in the wild, baboons seemingly can’t do the same.

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  5. Health & Medicine

    Bird flu in cows shows no signs of adapting to humans — yet

    Easy replication in cattle mammary glands means H5N1 bird flu is under no evolutionary pressure to adapt to spread easily in humans.

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  6. Animals

    Cricket frogs belly flop their way across water

    Cricket frogs were once thought to hop on the water’s surface. They actually leap in and out of the water in a form of locomotion called porpoising.

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  7. Animals

    Is that shark ticking? In a first, a shark is recorded making noise

    The ocean can be a symphony of fish grunts, hums and growls. Now add tooth-clacking sharks to the score.

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  8. Health & Medicine

    Bird flu has been invading the brains of mammals. Here’s why

    Although H5N1 and its relatives can cause mild disease in some animals, these viruses are more likely to infect brain tissue than other types of flu.

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  9. Animals

    Stray DNA is all around us. It could revolutionize conservation

    Environmental DNA harvested from the ocean, land and air can help scientists monitor wildlife. The challenge is figuring out how to interpret this eDNA.

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  10. Animals

    Fish beware: Bottlenosed dolphins may be able to pick up your heartbeat

    Fish, sharks and platypuses are adept at sensing electrical signals living things give off. Bottlenosed dolphins make that list too, studies suggests.

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  11. Animals

    Compare shark sizes on our infographic

    As Jaws celebrates its 50th anniversary, Science News explores the vast range of shark sizes, from megaladon to the dwarf lanternshark.

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  12. Animals

    50 years ago, the U.S. Navy enlisted sea lions and other marine mammals

    Today, dolphins and sea lions in the U.S. Navy Marine Mammal Program protect harbors and participate in research on animal health and well-being.

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