Multiple choice

Which modern animal's ancestors were not around during the time of dinosaurs?

  1. sharks

  2. crocodiles

  3. turtles

  4. bears
Reveal answer Fill a bubble to check yourself
D Correct answer
Explanation

Sharks, crocodiles, and turtles have ancient lineages that date back to or before the time of dinosaurs. Bears, however, are mammals that evolved much later.

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