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When Does a Hermit Crab Change its Shell?: A hermit crab changes its shell when it has grown large enough to need a bigger home...
[12/14/2009]
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What is the Difference between a Fruit and a Vegetable?: In 1893 the United State Supreme Court tried to clarify the difference between a fruit and a vegetable...
[12/14/2009]
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Why do many Flowers have a Sweet Scent?: The sweet scent of flowers id designed to attract insects who seek food in the shape of pollen...
[12/8/2009]
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When is a Butterfly formed?: A caterpillar starts to become a butterfly as soon as it enters the chrysalis stage, by wrapping itself in a cocoon...
[12/8/2009]
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How do Frogs Breathe Under Water?: Under water, frogs breathe through their skins. A frog is an amphibian. That is to say it lives both on land and in water...
[12/8/2009]
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What is Reindeer Moss?: Reindeer moss is a species of lichen so called because it is the staple winter food of reindeer...
[12/7/2009]
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Where was the First Zoo?: The first zoo was formed in China in the 12 Century B.C. But it was...
[12/7/2009]
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When do Birds migrate?: Millions of birds of many different varieties migrate at the end of summer. With unfailing regularity...
[12/7/2009]
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Why do Dogs have a good sense of Smell?: Dogs have a better sense of smell than we do because the physical structure of dog is better...
[11/25/2009]
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Why do your Eyes Water when you Slice Onions?: Onions contain a strong-smelling oil. When the onion is peeled and cut...
[10/20/2009]
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