Search Results for: Vertebrates
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1,505 results
- 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.
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Humans wonder, anybody home?
Brain structure and circuitry offer clues to consciousness in nonmammals.
- Life
Step-by-step Evolution
Hard to find, but very fruitful when found, transitional fossils fill in the gaps in the paleontological record.
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Botanical Whales
Adventures in the Tortugas reveal that seagrass fields need saving too.
- Life
Seeing without eyes
Scientists are looking into the cellular pathways that allow an eyeless roundworm to see.
- 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
Triceratops may have been headbangers
Lesions on Triceratops fossils are attributed to head-to-head combat in a new study.
- Earth
Earth: Science news of the year, 2008
Science News writers and editors looked back at the past year's stories and selected a handful as the year's most interesting and important in Earth. Follow hotlinks to the full, original stories.
- 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
A honeybee tells two from three
Honeybees can generalize about numbers, at least up to three, a new study reports.
- 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.
- Life
Female frogs play the field
A female frog insures a safe home for her young by mating with many males.
