How Does a Fish Swim?
How Does a Fish Swim? A fish swims by curving its body from side to side, stretching or expanding their muscles on one side of their body, while relaxing the muscles on...
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How Does a Rattlesnake Rattle?
How Does a Rattlesnake Rattle? It’s easy to recognize a rattlesnake by the rattle at the end of its tail. The rattle is a series of horny, cup-shaped rings that...
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What Causes Goose Pimples?
What Causes Goose Pimples? Sometimes when we are cold or frightened, little bumps, called goose pimples, form on our skin. We may also get a prickly feeling that makes...
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Why Does My Stomach Rumble When I’m Hungry?
Why Does My Stomach Rumble When I’m Hungry? When we are hungry, our stomach sometimes rumbles, almost as if it were saying, “When do we eat?” The rumbling...
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How Do Birds Fly?
How Do Birds Fly? Most birds are well suited for flying. First of all, a bird has feathers and wings, and powerful muscles in its breast with which to flap them. A...
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