Question

Which of these groups of animals are extinct?

1] polarbears
2] killer whales
3] dinosaurs
4] sea turtles

Answer 1

Dinosaurs are the extinct animal. After living on Earth for what we believe would have been 165 million years, they all died about 65 million years ago!

Answer 2

The answer to this is Dinosaurs. They have been extinct for about 65 million years.

Polar bears, sea turtles and killer whales are on the endangered species list.