Do Hippos Sweat Blood?
Sometimes the hippo’s thick hide becomes covered with pinkish dew. He looks to be sweating blood, but actually, this is not so at all. The big fellow spends about half...
Read MoreSometimes the hippo’s thick hide becomes covered with pinkish dew. He looks to be sweating blood, but actually, this is not so at all. The big fellow spends about half...
Read MoreWhy Do Toads Have Warts? The function of the bumps on the skins of toads has been speculated to be to help the animal to blend more effectively into its environment by...
Read MoreWhy Does an Octopus Squirt Ink into the Water? An octopus squirts its inky liquid into the water to escape enemies. The “ink” is a thick brown fluid...
Read MoreWhy Is There Sand in Our Eyes When We Wake Up? The “sand” that we sometimes find in the corners of our eyes when we wake up in the morning comes from a...
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