[00:01.18]5.Dinosaurs
[00:04.94]Dinosaurs lived on the earth millions of years ago.
[00:09.86] And now we can't see them. Luckily, we found fossils.
[00:16.97] We know something about the dinosaurs from the fossils.
[00:21.74]One kind of the dinosaurs is tyrannosaur. It likes eating meat. 
[00:29.84]It is huge and dangerous. It is about 5 metres tall.
[00:38.20] It is about 12 to 15 metres long and much longer than our classroom. 
[00:46.19]It is about 10 tons heavy, and it is heavier than a bus.
[00:53.24]But not all the dinosaurs are very big. 
[00:58.67]A compsognathus is about 0.6 metres long and 2 kilograms heavy. 
[01:06.60]It is lighter than a turkey.
[01:09.87]What amazing creatures!