Animals

  1. Congolese giant toads
    Animals

    Congolese giant toads may mimic venomous snakes to trick predators

    If Congolese giant toads mimic venomous Gaboon vipers, it would be the first reported case of a toad imitating a snake.

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  2. mammal skulls
    Life

    Remarkable fossils capture mammals’ recovery after the dino-killing asteroid

    A fossil-rich site in Colorado is revealing how mammals rebounded and flourished after an asteroid strike 66 million years ago.

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  3. Piranha skull scan
    Life

    Piranhas and their plant-eating relatives, pacus, replace rows of teeth all at once

    Piranhas and pacus both lose and replace all teeth on one side of their mouths in one go, which may help to distribute wear and tear.

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  4. aye-aye
    Life

    Aye-ayes just got weirder with the discovery of a tiny, sixth ‘finger’

    Aye-ayes have a sixth “finger,” or pseudothumb, that may compensate for other, overspecialized fingers by helping the lemurs grip things.

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  5. white bellbird
    Animals

    White bellbirds have the loudest known mating call of any bird

    White bellbirds have the loudest mating call, according to scientists who compared the songs of bellbirds and screaming pihas in the Brazilian Amazon.

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  6. turtle embryo
    Life

    A peek inside a turtle embryo wins the Nikon Small World photography contest

    The annual competition highlights the wonders to be found when scientists and photographers zoom in on the world around us.

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  7. woman holding dog
    Animals

    New books explore why dogs and humans have such a special bond

    ‘Dog Is Love’ and ‘Our Dogs, Ourselves’ delve into the complicated, sometimes contradictory relationship that we have with our canine companions.

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  8. Health & Medicine

    These tiny aquatic animals secrete a compound that may help fight snail fever

    A newly identified molecule from rotifers paralyzes the larvae of worms that cause schistosomiasis, which affects over 200 million people worldwide.

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  9. humpback whale bubble net
    Animals

    Humpback whales use their flippers and bubble ‘nets’ to catch fish

    A study reveals new details of how humpback whales hunt using their flippers and a whirl of bubbles to capture fish.

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  10. tardigrade
    Life

    How tardigrades protect their DNA to defy death

    Tardigrades encase their DNA in a cloud of protective protein to shield from damage by radiation or drying out.

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  11. burrowing owl
    Ecosystems

    Burrowing birds create pockets of rich plant life in a desert landscape

    Mounds of sand dug out by birds are hot spots for plants in Peru’s Atacama Desert, possibly providing a sheltered and moist area for seed germination.

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  12. monarch butterfly and fruit fly
    Life

    Gene editing can make fruit flies into ‘monarch flies’

    Just three molecular changes can make fruit flies insensitive to milkweed toxins.

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