Dinosaurs
Ice Age
100

Dominant Mesozoic land vertebrates that walked with their legs positioned directly behind their hips.

What is a dinosaur?

100

A time when a large proportion of Earth was covered by glaciers.

What is an ice age?

200

A type of dinosaur that had a long body, small head, and flippers for fins.

What is a Plesiosaur?

300

A dinosaur that could fly because it's large bat-like wings.

What is a Pterosaur?

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