Showing posts with label dinosaurs. Show all posts
Showing posts with label dinosaurs. Show all posts

Monday, February 7, 2011

Q: What did dinosaurs eat?

Some dinosaurs were carnivores. This means they ate meat and fish. Some were herbivores. These dinosaurs ate plants. A third group were omnivores. They had a mixed diet and ate both meat and plants. Some dinosaurs swallowed stones, which crushed foods inside their stomachs so it was easier to digest.

Q: What were dinosaurs?

Dinosaurs were members of the reptile family. They first appeared about 225 million years ago. For 160 million years dinosaurs ruled the earth. They walked on straight legs, tucked underneath their bodies, and they lived on land. The word dinosaur means 'terrible lizard'.

Q: Which reptiles had fur?

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Some prehistoric reptiles grew fur on their bodies to keep themselves warm. These were the cynodonts. They lived about 245 million years ago. Overtime they changed into a completely new group of animals, called mammals