Mystery Science: Animals Through Time

Front

What are flippers?

Back

Flippers are flat, paddle-like limbs that some animals, like seals and penguins, use for swimming.

Front

What are claws?

Back

Claws are sharp, curved nails found on the feet of some animals, like crabs and cats, used for gripping and hunting.

Front

What are wings?

Back

Wings are limbs that allow birds and some insects to fly. They are often covered in feathers or scales.

Front

What is an omnivore?

Back

An omnivore is an animal that eats both plants and meat.

Front

What is a herbivore?

Back

A herbivore is an animal that only eats plants.

Front

What is a carnivore?

Back

A carnivore is an animal that only eats meat.

Front

What is a fossil?

Back

A fossil is the preserved remains or traces of a living thing from a long time ago.

Front

How can we tell if an area used to be an ocean?

Back

We can find fossils of sea creatures, like shells and fish, in the ground.

Front

What evidence did Martha find that made her think there was once an ocean?

Back

Martha found a crab shell, which she thought might be a fossil.

Front

Why might a crab shell not be a fossil?

Back

If the shell was found on the surface and not buried, it likely came from a nearby restaurant, not from a long time ago.