Why Are Marmots Called Whistle Pigs?
Marmots as well as their close relatives the groundhogs are commonly called whistle pigs because they make a loud, piercing, high-pitched whistling noise to warn other...
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How Do Flying Squirrels Fly?
How Do Flying Squirrels Fly? Although it is called a flying squirrel, this small animal is actually a glider, not a flyer. A flying squirrel has furry flaps of skin...
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