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Scientists Record an Extremely Intimate Look at How Dolphins Get It On

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15 Thrilling Facts About ‘Basic Instinct’

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Why Lady Mantises Eat Their Mates

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5 Times Scientists Played Animal Matchmakers

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Is This America’s Oldest Condom?

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8 Bizarre Facts About Animal Reproduction

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Tardigrade Sex Does Not Disappoint

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Scientists Unwrap the ‘Nuptial Gifts’ Male Fireflies Give to Their Mates

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15 Stimulating Facts About the Playboy Mansion

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5 Scientific Ways Your Senses Rule Your Love Life

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Amazing/Weird Period Board Game Teaches Kids About Menstruation

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How to Feng Shui Your Home to Attract Love, According to an Expert

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9 Forms of Birth Control Used in the Ancient World

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The Bizarre Mating Ritual of the Globular Springtail

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Today’s Americans More Accepting Than Ever of Same-Sex Relationships

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6 Creative Ways Countries Have Tried to Up Their Birth Rates

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©2017 Mental Floss, Inc. All rights reserved. Mental Floss® is a registered trademark owned by Felix Dennis. mentalfloss.com is a trademark owned by Felix Dennis.