Tumble Presents: But Why?
Tumble Science Podcast for Kids
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How Can Porcupines Stay Huddled Without Poking Their Skin?
Mary Holland's new book is called Naturally Curious. She explains how porcupines and hedgehogs stay huddled without poking their skin. In the wild, only the female reindeer have antlers through the winter. Do you know what kind of deer does that? Rain deer.
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