First bird to roam Earth after dinosaurs were killed by asteroid revealed and it’s a ...
THE long-lost forefather of the beloved duck and goose has been discovered, after outliving the hardy dinosaurs. The ...
来自MSN1 个月
Paleontologists discover fossil birds with teeth had seeds in their stomachs, indicating ...
"Longipteryx is one of my favorite fossil birds, because it's just so weird— it has this long skull, and teeth only at the tip of its beak," says Jingmai O'Connor, associate curator of fossil ...
Nature12 年
Atavism: Embryology, Development and Evolution
Humans do not have tails, but do we have “what it takes” for a tail? Hens don’t have teeth, but they have the genes for it. With atavism, it is as if our genomes serve as archives of our ...
Natural History Museum%2c London1 年
Why are birds the only surviving dinosaurs?
The oldest bird-like fossils are more than 150 million years old. These ancient bird-like creatures looked quite a lot like small, feathered dinosaurs and they had much in common. Their mouths still ...