Search Results for: Vertebrates

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1,491 results
  1. Paleontology

    Spinosaurus’ dense bones fuel debate over whether some dinosaurs could swim

    New evidence that Spinosaurus and its kin hunted underwater won't be the last word on whether some dinosaurs were swimmers.

  2. Paleontology

    Pterosaurs may have evolved from tiny, fast-running reptiles

    A mysterious little ground-dwelling reptile unearthed in a Scottish sandstone over 100 years ago turns out to be part of a famous flying family.

  3. Paleontology

    Fossils reveal what may be the oldest known case of the dino sniffles

    A respiratory infection that spread to air sacs in the vertebrae of a 150-million-year-old sauropod likely led to now-fossilized bone lesions.

  4. Paleontology

    Why the sale of a T. rex fossil could be a big loss for science

    At least half of the roughly 120 known T. rex fossils are owned privately and not available to the public. “Maximus” may join them.

  5. Life

    How a mound-building bird shapes its Australian ecosystem

    In Australia’s mallee woodlands, malleefowl dutifully construct mounds to incubate their eggs, redistributing nutrients across the landscape.

  6. Animals

    Octopuses and squid are masters of RNA editing while leaving DNA intact

    Modifications to RNA could explain the intelligence and flexibility of shell-less cephalopods.

  7. Paleontology

    Pterosaurs may have had brightly colored feathers on their heads

    The fossil skull of a flying reptile hints that feathers originated about 100 million years earlier than scientists thought.

  8. Paleontology

    Scientists are arguing over the identity of a fossilized 10-armed creature

    An ancient cephalopod fossil may be the oldest ancestor of octopuses, but the interpretation hinges on the identification of one feature.

  9. Space

    What has Perseverance found in two years on Mars?

    NASA's Perseverance rover has turned up volcanic rocks, signs of flowing water and some of the materials necessary for life.

  10. Animals

    Female hummingbirds may sport flashy feathers to avoid being harassed

    Some female white-necked jacobin hummingbirds boast bright blue plumage that’s similar to males. The colors may help females blend in to avoid attacks.

  11. Paleontology

    See stunning fossils of insects, fish and plants from an ancient Australian forest

    Thousands of fossils at an Australian site show a rare glimpse into the continent’s wetter history over 11 million years ago.

  12. Animals

    Scientists vacuumed animal DNA out of thin air for the first time

    The ability to sniff out animals’ airborne genetic material has been on researchers’ wish list for over a decade.