Search Results for: Vertebrates
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1,548 results
1,548 results for: Vertebrates
- Animals
A wasp was caught on camera attacking and killing a baby bird
Some wasps scavenge carrion or pluck parasites off birds, but reports of attacks on live birds are rare.
- Earth
An asteroid impact, not volcanism, may have made Earth unlivable for dinosaurs
New simulations add to growing evidence that an asteroid strike, rather than the Deccan Traps eruptions, caused the end-Cretaceous extinction.
- Paleontology
This dinosaur may have shed its feathers like modern songbirds
One of the earliest flying dinosaurs, the four-winged Microraptor, may have molted just a bit at a time so that it could fly year-round.
- Life
Bizarre caecilians may be the only amphibians with venomous bites
Microscope and chemical analyses suggest that, like snakes, caecilians have glands near their teeth that secrete venom.
- Animals
Pug-nosed tree frogs use an auditory trick to evade predators and woo mates
A new study finds that some tree frogs exploit what’s known as the precedence effect to get females attention safely.
- Paleontology
Spinosaurus fossil tail suggests dinosaurs were swimmers after all
Unique among known dinosaurs, Spinosaurus had a finlike tail, which the predator may have used to propel itself through the water.
- Animals
Cold War nuclear test residue offers a clue to whale sharks’ ages
One unexpected legacy of the Cold War: Chemical traces of atomic bomb tests are helping scientists figure out whale shark ages.
- Animals
Here’s why a hero shrew has the sturdiest spine of any mammal
The hero shrew’s rigid backbone is among the weirdest mammal spines, its incredible strength aided by fortified vertebrae bones.
- Paleontology
Deep caves are a rich source of dinosaur prints for this paleontologist
Several deep caves in France are proving to be a surprising source of dinosaur tracks.
- Paleontology
‘Wonderchicken’ is the earliest known modern bird at nearly 67 million years old
A new fossil find, dubbed the Wonderchicken, is a common ancestor of modern ducks and chickens.
- Life
How much space does nature need? 30 percent of the planet may not be enough
Nations are drafting a plan to protect 30 percent of Earth by 2030 to save biodiversity. The number reflects politics more than scientific consensus.
- Paleontology
This ancient dinosaur was no bigger than a hummingbird
The skull of one of these Mesozoic Era birds — the tiniest yet known — was discovered encased in a chunk of amber originally found in Myanmar.
