Search Results for: Vertebrates
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1,545 results
1,545 results for: Vertebrates
- 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.
- 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.
- Paleontology
Plenty of dinosaurs yet to be found
Despite a dramatic surge in dinosaur discoveries in recent years, paleontologists won't soon run out of interesting new fossils to unearth, a new analysis suggests.
- Paleontology
Fossils found under tons of Kitty Litter
Excavations at North America's largest Kitter Litter mine have yielded fossils of ancient aquatic reptiles, as well as evidence of a tsunami generated by the extraterrestrial impact that killed off the dinosaurs about 65 million years ago.
- Paleontology
How did Triceratops grow its horns?
Newly discovered fossil skulls of juvenile Triceratops may help reveal how the dinosaurs grew their three trademark horns.
- Paleontology
CT scan unscrambles rare, ancient egg
A tangled heap of bones and bone fragments in the bottom of an unhatched elephant bird egg may soon be reassembled into a model of the long-dead embryo, thanks to high technology—and scientists won't even have to crack open the egg to do it.
- Paleontology
Even flossing wouldn’t have helped
Small particles trapped in minuscule cracks or pits in the teeth of plant-eating dinosaurs could give scientists a way to identify the types of greenery the ancient herbivores were munching.
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Ancient Gene Takes Grooming in Hand
A gene involved in body development also plays a critical role in regulating the grooming behavior of mice, a discovery that may advance the understanding of certain psychiatric disorders.
- Paleontology
Fossils Indicate. . .Wow, What a Croc!
Newly discovered fossils of an ancient cousin of modern crocodiles suggest that adults of the species may have been dinosaur-munching behemoths that grew to the length of a school bus and weighed as much as 8 metric tons.
- Health & Medicine
Puffer Fish Genomes Swim into View
The tightly packed genomes of two puffer fish species have been deciphered.
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Fish guts reveal microbial alliance
Scientists are studying germfree zebra fish to better understand how microbes influence gut development.
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