Search Results for: Vertebrates
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1,539 results
1,539 results for: Vertebrates
- 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.
- Paleontology
Small ‘cousins’ of T. rex may actually have been growing teenagers
Fossil analyses suggest that Nanotyrannus wasn’t a diminutive relative of the more famous behemoth Tyrannosaurus rex.
- Life
An ancient critter may shed light on when mammals’ middle ear evolved
Rare skeletons are helping to pin down the evolution of mammals’ three middle ear bones, known popularly as the hammer, anvil and stirrup.
- Paleontology
Big dinosaurs kept cool thanks to blood vessel clusters in their heads
Giant dinosaurs evolved several strategies for cooling their blood and avoiding heatstroke.
- Earth
50 years ago, an Antarctic fossil pointed to Gondwanaland’s existence
Fifty years ago, fossils from Antarctica helped seal the deal that the southern continents were once connected in one, giant landmass called Gondwanaland.
- Life
Remarkable fossils capture mammals’ recovery after the dino-killing asteroid
A fossil-rich site in Colorado is revealing how mammals rebounded and flourished after an asteroid strike 66 million years ago.
- Life
A peek inside a turtle embryo wins the Nikon Small World photography contest
The annual competition highlights the wonders to be found when scientists and photographers zoom in on the world around us.
- Agriculture
Birds fed a common pesticide lost weight rapidly and had migration delays
Scientists have previously implicated neonicotinoid pesticides in declining bee populations. Now a study suggests that songbirds are affected, too.
- Life
Fly fossils might challenge the idea of ancient trilobites’ crystal eyes
Fossilized crane flies from 54 million years ago probably got their crystal lenses after death.
- Life
How these tiny insect larvae leap without legs
High-speed filming reveals how a blob of an insect can leap more efficiently than it crawls.
