Why Do Pine Trees Stay Green All Year Long?
Why Do Pine Trees Stay Green All Year Long? A pine tree remains green throughout the year because it doesn’t lose all its leaves at one time. Trees that remain...
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Why Does Poison Ivy Cause Itchiness?
Why Does Poison Ivy Cause Itchiness? The itchy rash which results from touching poison ivy is caused by oil that is found in all parts of the plant. It’s called...
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What Causes the Colors of Autumn Leaves?
What Causes the Colors of Autumn Leaves? Leaves contain a variety of colors – green, orange, yellow, and brown. But during the spring and summer, there is much...
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What Is Skunk Cabbage?
What Is Skunk Cabbage? It isn’t actually cabbage, but it’s a real stinker. This wild plant grows in moist woodlands and swamps in many parts of North America. Skunk...
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Are Sloth’s Really Lazy?
Are Sloth’s Really Lazy? In the 1600’s, scientists began to use “sloth” as a name for arboreal (tree-dwelling) mammals in the jungles of Central America and South...
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