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This looks like a ball. But it isn’t a ball. What do you think it is?
They don’t have “armor” on their bellies! But when they’re rolled
up, their bellies don’t show, so every inch of them is protected!
Eggs are easy to crack open. If you squeezed one in your hands,
how easy do you think it’d be to break it?
Hint: Think about animals that live on land. What land animals
have shells?
Here’s the skeleton of a common fish. How strong do you think
its skeleton is? Could a hungry animal bite a fish like this?
This fossil fish also had “bone armor” on its skull! It lived millions
of years ago and grew almost as long as a school bus.
Crocodiles don’t have shells, but their backs are super strong
like armor. Can you guess what makes their backs so strong?
They have dozens of extra bones on their backs (and sides!),
right under their skin.
Many of their extra back bones are pointy on top--here’s a close
up of one. You can see the points through their skin!
Voting for this episode is now closed. Would you like to vote on the most recent poll?
I pulled three questions from my jar. Which question do you want to explore next week?
Why do snakes shed their skin?
Watch the video to discover the answer and don't forget to vote for next week's question. There are mysteries all around us. Have fun and stay curious!
