Baby whales grow at an average rate of 10lbs per hour!
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Crocodiles swallow stones to help them dive deeper.
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The Lion's Mane Jellyfish is the largest jellyfish in the world. They have been swimming in arctic waters since before the dinosaurs (over 650 million years ago).
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Unsinkable Sam (nickname of a German ship's cat) who served on 3 warships, one German, two British, all sank in action. The cat survived each sinking, floating away on wooden planks to rescue.
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Using a remote-controlled camera, biologists caught dolphins getting high by sucking on puffer fish. They were even caught passing the puffer fish around.
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To escape the grip of a crocodile's jaws, push your thumbs into its eyeballs. It will let you go instantly.
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A group of kangaroos is called a mob.
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