What is NOT a basic need of cats?

Dolphins have fins. What does the same job for a human?

How do polar bears or whales stay warm in very cold water?

What does camouflage do for an animal?

How do legs help us human live?

Some animals have a tail. What might it help the animal do?

A squirrel builds a nest before having babies. When the babies are born what does the nest do to help the baby squirrels?

A dog, eagle, fox, and human all have what in common?

What happens when an animal hiberates?

The energy in a food chain originally comes from what?

Why do trees become dormant in the winter?

Canadian geese move from one place to another. What causes this migration?

Why do seeds from a flower begin to grow in the spring and not in the winter?