A snail can sleep for up to three years.
Fact #3227
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The human stomach can expand significantly after a large meal.
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Fossils form when organisms are preserved in sediment over millions of years.
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In 1809, two countries declared war and then forgot to sign a peace treaty for years.
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Rats can learn complex maze patterns quickly.
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The human body glows faintly in complete darkness.
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The Eiffel Tower was once the tallest man-made structure on Earth.
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A sea anemone uses stinging cells to capture prey.
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The human eye can detect a single photon.
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