Tag: tetrapods

  • Science & Tech

    ‘Croco-salamander’ bones offer clues to how early animals emerged from water

    A study overturns the long-held belief that ancient species grew at slow, steady pace, and offers insights into human maturation.

    4–6 minutes
    A Whatcheeria skull.
  • Science & Tech

    Researcher connects the dots in fin-to-limb evolution

    With an innovative technique called anatomical network analysis, clear patterns emerge that help solve the puzzle of how fins became limbs 420 million years ago.

    3–4 minutes
  • Health

    Retracing Romer’s footsteps

    A Harvard team finds a rare fossil in Nova Scotia while retracing the footsteps of Alfred Romer, the paleontologist who identified a gap in the record from the period when animals first crawled out of the ocean and began to walk on four legs.

    3–5 minutes
  • Health

    Fin to limb

    New research brings scientists closer to unraveling one of the longest-standing questions in evolutionary biology — whether limbs, particularly hind limbs, evolved before or after early vertebrates left the oceans for life on land.

    4–6 minutes