Animals

More Stories in Animals

  1. A photo of a person standing next to a snow mobile and a stack of supplies with tracks in the snow disappearing into the distance.
    Earth

    A massive cavern beneath a West Antarctic glacier is teeming with life

    A subglacial river has carved out the cavern beneath the Kamb Ice Stream, a West Antarctic glacier, and may be supplying nutrients necessary for life.

    By Douglas Fox
  2. An image of several sea walnuts floating in dark water.
    Life

    Comb jellies have a bizarre nervous system unlike any other animal

    A 3-D map of the comb jelly “nerve net” reveals fused neurons that lack the space, or synapses, most neurons use to communicate. Did it evolve independently?

    By Jake Buehler
  3. A photo of a northern elephant seal poking its head out of the water.
    Animals

    Northern elephant seals sleep just two hours a day at sea

    The marine mammals have truly awesome stamina for staying awake, sleeping only minutes at a time on months-long trips at sea.

    By Maria Temming
  4. An underwater photo of two sea urchins sitting on the rocky ground.
    Animals

    Urchins are dying off across the Caribbean. Scientists now know why

    A type of single-celled microorganism associated with coral diseases is behind a sea urchin die-off in the Caribbean.

    By Anna Gibbs
  5. A photo of a pale yellow octopus taken from below looking up at the animal on a black background.
    Animals

    Octopus, squid and cuttlefish arms evolved to ‘taste’ different compounds

    Octopus suckers can taste a variety of greasy, sticky molecules, while squid and cuttlefish suckers detect bitter compounds.

    By Tina Hesman Saey
  6. A photo of a brown bear walking through a field of green leaves and other plants with trees visible throughout.
    Animals

    Hibernating bears don’t get blood clots. Now scientists know why

    People who sit still for hours have an increased risk of blood clots, but hibernating bears and people with long-term immobility don’t. A key clotting protein appears to be the reason why.

    By Erin Garcia de Jesús
  7. A close up photo of several leeches on a transparent background.
    Animals

    Freshwater leeches’ taste for snails could help control snail-borne diseases

    A freshwater leech species will eat snails, raising the possibility that leeches could be used to control snail-borne diseases that infect humans and livestock.

    By Bethany Brookshire
  8. A photo of a painted lady butterfly resting on a lion paw print in the dirt.
    Animals

    The last leg of the longest butterfly migration has now been identified

    After a long journey across the Sahara, painted lady butterflies from Europe set up camp in central Africa to wait out winter and breed.

    By Erin Garcia de Jesús
  9. A photo of a dark room with a projector screen showing a film about the origin of a star cluster. The outlines of people and stars are on the screen frozen while stars light up the ceiling.
    Science & Society

    The Smithsonian’s ‘Lights Out’ inspires visitors to save the fading night sky

    The exhibition examines how light pollution harms astronomy, ecosystems and human cultures. But it also offers hope.

    By McKenzie Prillaman