Ornithischia

A controversial palaeontologist thinks we might have all the DNA necessary to recreate dinosaurs - in chickens.

Scientists managed to tweak poultry DNA to grow alligator-like teeth and a dinosaur-like snout instead of a beak. The creatures would not be recreations of a once-extinct species...

Fossils reveal that some of the more advanced dinosaurs had feathers or featherlike body covering.

• Archaeopteryx was considered the first bird but probably couldn't fly far.
• Pterosaurs - extinct flying reptiles - were not dinosaurs although ...

Humans are famously social animals. But they are not alone in their tendency to team up with other individuals of the same species (conspecifics) to reach their goals. In fact, herds of mammals, flocks of birds, or shoals of fish are abundantly observed in nature. How does an ani...