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- @0 Lizard
- @0 They are the largest living group of
- reptiles. There are more than 3,000
- species today.
-
- Lizards have four legs, claws, lungs,
- and a tough outer skin made of scales.
- They are cold-blooded and therefore
- assume the temperature of their
- environment.
-
- Lizards, like the dinosaurs, lay eggs.
- They first appeared in the Triassic
- period.
-
-