fossil dinosaur fossils

The oldest feathers of dinosaurs appear on rocks
Scientists recently claimed to have found the fossil of a feather dinosaur dating back 160 million years, the world's oldest.
For the first time, the North American dinosaur mark was discovered
Canadian scientists have just found the first fossil samples of a feathered dinosaur in North America.
What are the wings of dinosaurs used for?
A new study is based on the fossil of a feathered dinosaur in Alberta, Canada, showing prehistoric dinosaur wings millions of years ago mainly to attract partners instead of