Search Results for: Vertebrates
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1,539 results
1,539 results for: Vertebrates
- Health & Medicine
Bone Builder: Drug may offer steroid users new protection against fractures
A bone-growth medication called teriparatide outperforms the standard bone-preserving drug alendronate in people with steroid-induced osteoporosis.
- Animals
Hatch a Thief: Brains incline birds toward a life of crime
When it comes to a bird family's propensity to pilfer, a larger than usual brain for a particular body size is more important than body size alone.
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Reading the Repeats: Cells transcribe telomere DNA
Scientists have discovered that human cells make RNA transcripts of telomeres, the repetitive DNA at the ends of chromosomes, a finding that could have implications for understanding aging and cancer.
- Paleontology
Flying Deaf? Earliest bats probably didn’t echolocate
Fossils of a cardinal-sized creature recently unearthed in western Wyoming suggest that primitive bats developed the ability to fly before they could track their prey with biological sonar.
- Paleontology
From China, the tiniest pterodactyl
Researchers excavating the fossil-rich rocks of northeastern China have discovered yet another paleontological marvel: a flying reptile the size of a sparrow.
- Animals
Antibiotic Alligator: Promising proteins lurk in reptile blood
Scientists are zeroing in on alligator blood proteins that show promise for fighting disease-causing microbes.
- Life
Bring out your dead cells
A protein called Six-Microns-Under turns certain fruit fly brain cells into undertakers to clear away dead neighbors.
- Life
Duckbill decoded
With a mix of reptilian, bird and mammalian features, the duck-billed platypus genome looks as strange as the animal.
- Life
Rock-hard evidence
Newly discovered dinosaur tracks, the first ever reported from the Arabia Peninsula, indicate that a part of the now-arid region was teeming with dinosaurs about 150 million years ago.
- Paleontology
Walking tall
Some types of the largest flying reptiles ever known were well adapted to life on the ground.
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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.
