Dinosaurs were big reptiles that lived a long, long time ago. Some were huge and others were small. They lived on land and in the sea, but they are now extinct, which means they don’t live on ...

It stood around 4.9 feet tall (1.5 meters ... Kulindadromeus is an ancient species and is one of the oldest types of dinosaurs to be discovered with feathers. Fossil fragments are what allow ...