Search Results for: Vertebrates
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1,512 results
- Paleontology
The big fish that went away . . .
Fossils found near Charleston, S.C., suggest that an extinct species of billfish related to today's swordfish and marlin would easily exceed the lengths documented for world-record specimens of those oft-sought sports fish.
- Planetary Science
Mars or Bust!
Scientists are working to overcome the biomedical challenges that would hinder a human voyage to Mars.
- Paleontology
Subway dig in L.A. yields fossil trove
Fossil finds made when a subway line was extended from Los Angeles into the San Fernando Valley include bones of mastodons, ground sloths, extinct bison and camels, and 39 new species of fish.
- Paleontology
. . . and the big bird that didn’t
The California condor, one of today's largest and rarest birds, may have survived the last ice age because of its varied diet.
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Learning to Listen
Disparate groups of creatures, including bats, toothed whales, and birds, have evolved biological sonar that they use to track prey, but other creatures have evolved ways to detect this sonar and thereby increase their odds of survival.
- Animals
Cool Birds
Emperor penguins go to such extremes to cope with life in Antarctica that they've inspired interesting science as well as a hit movie.
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Worm to elephant: New genome targets
The National Human Genome Research Institute has released a list of 18 wildly different creatures as targets for genome sequencing.
- Paleontology
Early Biped Fossil Pops Up in Europe
A newly described, nearly complete 290-million-year-old fossil of an ancient reptile pushes back the evidence for terrestrial bipedalism by 60 million years.
- Paleontology
Dino Dwarf: Island living may have led to ancient downsizing
Fossils unearthed at a German quarry hint that members of one species of dinosaur that lived in the region about 152 million years ago evolved to be abnormally small because of the constraints of its island ecosystem.
- Paleontology
Calling all orthodontists. . .
Researchers have unearthed fossils of a theropod dinosaur whose front teeth grew almost directly forward, which sets it apart from all other related species.
- Paleontology
Early Bird: Fossil features hint at go-get-’em hatchlings
A well-preserved, 121-million-year-old fossilized bird embryo has several features that suggest that the species' young could move about and feed themselves very soon after they hatched.
- Animals
Myth of the Bad-Nose Birds
Even though a lot of people still believe birds have no sense of smell, certain species rely on their noses for important jobs, such as finding food and shelter, and maybe even a mate.
