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  3. How good is a bear's sense of smell?

“Bears have one of the best senses of smell of any animal, and grizzlies may be able to smell food from miles away.”

Animal Facts

Reference: National Park Service

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Exploding ant fact

There is an ant in Brazil that has a gland which causes the ant to explode like a bomb, spraying a sticky toxic
goo on everybody nearby. Now that's some hard core biology!

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