Search Results for: Vertebrates
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1,543 results
1,543 results for: Vertebrates
- Paleontology
Fish death, mammal extinction and tiny dino footprints
Paleontologists in Bristol, England, at the annual meeting of the Society of Vertebrate Paleontology report on fish fossils in Wyoming, the loss of Australia’s megafauna and the smallest dinosaur tracks.
- Life
Spiders love sweet smell of blood perfume
For on spider species, feeding on blood-gorged mosquitoes adds charm to a mate
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Horse genome added to growing list of barnyard genetics projects
Equines join cucumbers and pigs as the most recent additions to the roster of organisms to have their complete DNA code spelled out. The new work on horses also helps answer a key question about chromosome structures called centromeres.
- Paleontology
Small ancestor of giant sauropods unearthed
Fossils suggest that the bipedal dinosaur occasionally walked on all fours and could open its mouth wide to gather foliage.
- Life
Sexual conflict takes shape in ducks
Up-close view of male ducks reveals extreme speed and extreme conflict.
- Life
Carnations had evolutionary bloom boom in Europe
New species have evolved at a surprisingly rapid pace, new study suggests
- Life
Evolutionary genetic relationships coming into focus
Researchers have filled in about 40 percent of the tree of life for mammals and birds, but other vertebrates lag behind.
- Life
Chicken cells have strong sense of sexual identity
In birds, hormones may not be the last word in determining males and females.
- Paleontology
Tyrannosaurs lived in the Southern Hemisphere, too
Australian fossils suggest the kin of T. rex dispersed globally 110 million years ago.
- Health & Medicine
Bees forage with their guts
Researchers show that a gene helps honeybees choose between nectar and pollen.
- Life
Scientists name large but elusive lizard
Though locals knew of it, the 2-meter cousin to Komodo dragons had escaped scientific description.
- Paleontology
Dinos molted for a new look
In one species, adolescents appear to have sprouted a new type of feathers as they matured.
