Search Results for: Vertebrates
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1,543 results
1,543 results for: Vertebrates
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- Paleontology
Ancient burrows
Triassic-era sediments unearthed in Antarctica reveal the well-preserved lair of a four-legged, mammal-like reptile.
- Life
Fossil helps document shift from sea to land
New fossils of an ancient, four-limbed creature help fill in the blanks of the evolutionary transition between fish and the first land-adapted vertebrates.
- Animals
Live fast, die young
With a lifespan of just five months, the chameleon Furcifer labordi leads a briefer life than any other land-dwelling vertebrate.
- Life
Seeing without eyes
Scientists are looking into the cellular pathways that allow an eyeless roundworm to see.
- Life
Parenthood: Male sharks need not apply
A second case of a virgin shark birth suggests some female sharks may be able to reproduce without males.
- Life
Fossil find may document largest snake
Rocks beneath a coal mine in Colombia have yielded fossils of what could be the world's largest snake, a 12.8-meter–long behemoth that's a relative of today's boa constrictors.
- Paleontology
How pterosaurs took flight
Extinct flying reptiles known as pterosaurs may have taken to the air with a technique akin to leapfrogging, new research suggests.
- Life
A more fearsome saber-toothed cat
Analyses of fossils reveal that a third, newly recognized type of saber-toothed cat — one that killed by biting large chunks of flesh from its victim instead of biting its neck and slashing the major blood vessels there —roamed the Americas about a million years ago.
- Life
Morse Toad: When amphibians tap their toes
Toe wiggling creates motions, vibrations that get potential prey moving.
- Life
Dinosaur fossil reveals creature of a different feather
Paleontologists have discovered a fossil partially covered with broad, unbranched filaments — a type of structure previously theorized to exist on primitive feathered dinosaurs but not found until now.
- Life
Three deep-sea fish families now one
Male and young whalefish look so different from females that scientists had mistakenly put them all in different families.
