Search Results for: Vertebrates

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1,541 results

1,541 results for: Vertebrates

  1. 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.

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  2. 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.

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  3. 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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  4. 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.

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  5. 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.

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  6. Health & Medicine

    Puffer Fish Genomes Swim into View

    The tightly packed genomes of two puffer fish species have been deciphered.

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  7. Fish guts reveal microbial alliance

    Scientists are studying germfree zebra fish to better understand how microbes influence gut development.

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  8. Battle over Experimental Animals

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  9. Books of the Week

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  12. First Glances at New Books

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