Search Results for: Vertebrates

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1,541 results

1,541 results for: Vertebrates

  1. Paleontology

    The hunchback of central Spain

    An exquisitely preserved dinosaur from central Spain has a hump on its back and suggestions of featherlike appendages on its arms. The primitive carnivore lived about 125 million years ago and may push back the first known instance of feathers on the dinosaur family tree.

    By Gwyneth Dickey
  2. Earth

    Moby Dick meets Jaws

    A recently discovered fossil demonstrates that giant whales weren’t always as gentle as they are today.

    By Sid Perkins
  3. Life

    Saber-toothed cats strong-armed prey

    Smilodon fatalis used strong forelimbs to pin victims, an analysis of fossils shows.

    By Gwyneth Dickey

  4. Moody tunes

    To explore the effect that music has on the mind, Science News asked researchers to share a song they enjoy and the emotion it evokes.  Ethan Ross, physicianSong: “Dark Star” by the Grateful Dead Emotion: “Elation, euphoria and wonder.” Virginia Naples, vertebrate paleontologist Song: “The Wreck of the Edmund Fitzgerald” by Gordon Lightfoot Emotion: “Sadness […]

    By Science News
  5. Life

    Pterosaurs might have soared 10,000 miles nonstop

    Flight analysis suggests ancient reptiles were record setters.

    By Susan Milius
  6. Life

    Climate changes, and there goes the neighborhood

    The ranges of rattlesnakes and voles are likely to shift drastically with warming, analyses of past changes suggest.

    By Susan Milius
  7. Life

    Chicken cells have strong sense of sexual identity

    In birds, hormones may not be the last word in determining males and females.

    By Susan Milius
  8. Paleontology

    Dinos molted for a new look

    In one species, adolescents appear to have sprouted a new type of feathers as they matured.

    By Sid Perkins
  9. Life

    For ducks, penis length depends on the other guys

    Male genitals grow longer with more competition from other males.

    By Susan Milius
  10. Paleontology

    Feather-covered dinosaur fossils found

    Scientists have uncovered a feather-laden, peacock-sized dinosaur that predates the oldest known bird.

    By Sid Perkins

  11. Dawn of the Dinosaurs

    Paleontologists probe the majestic reptiles’ origin and rise.

    By Alexandra Witze
  12. Paleontology

    Tyrannosaurs lived in the Southern Hemisphere, too

    Australian fossils suggest the kin of T. rex dispersed globally 110 million years ago.

    By Sid Perkins