biology - Trivia, Quizzes, and Brain Teasers | Mental Floss

8 Animals That Were the Last of Their Species

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8 Animals That Were the Last of Their Species

Here's What Really Happens When You Swallow Gum

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Here's What Really Happens When You Swallow Gum

Koalas Have Fingerprints That Are Nearly Indistinguishable From Ours

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Koalas Have Fingerprints That Are Nearly Indistinguishable From Ours

The Surprising Reason Your Muscles Get Tired When You Exercise

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The Surprising Reason Your Muscles Get Tired When You Exercise

Don’t Smell the Flowers: How Alnwick Castle’s Poison Garden Finds Beauty in the World’s Deadliest Plants

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Why Do Flamingos Stand on One Leg?

Show-off.

Scientists Are Unlocking the Mysteries of an Echidna’s Fancy, Four-Headed Penis

Big echidna energy.

Scientists Have Identified a New ‘Chocolate Frog’ Species

The chocolate frog on a very green leaf.

Why Does the Sun Make Hair Lighter?

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7 of the Most Destructive Invasive Insects

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9 Fascinating Facts About Urine

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Chernobyl May Not Be Habitable for Humans for Another 24,000 Years, But Wildlife Is Thriving

A fox near the Chernobyl power plant in 2017.

Louder Than Traffic: Listen to the Deafening Sounds of a Cicada Chorus

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On a Limb: How an Octopus Regrows Its Arms

Octopuses never have to say a farewell to arms for long.

17 Noisy Facts About 17-Year Cicadas

The cicadas are coming!!!

Here’s Why You Shouldn’t Recycle Your Giant CVS Receipts

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