This beetle’s misplaced affection has deadly consequences

This endangered turtle sports a mohawk—made of algae

Prickly porcupines mate without hurting each other. Here’s how.

To understand how mudskippers reproduce, scientists need to get dirty

The ‘king of birds’ dresses the part when pursuing a mate

To mate, this octopus gives life and limb

Why this insect fakes death to avoid sex

This toad’s sex life hinges on finding the perfect pool

This bird’s drumming on his body lures the ladies

A spider’s pursuit of older mates can have grisly results

When Matchmaking Is for a Good Cause: Staving Off Extinction

Armadillo Courtship Is the Joy of the Chase—and the Catch

Ant Queens Boost Their Immune System With Sex

These Birds Have Less Sex in the Suburbs

What’s Black, and White, and One of Earth’s Rarest Bears?

This Lady Lizard Can Reproduce Without a Mate

This Tiny, Transparent Fish Could Save Your Life

The Weird World of Lobster Sex

Find Out What Turns a Monkey On

Why He Minds the Nest While She Takes More Mates

The Fish That Mates by Direction

To Mate, This Frog and Her Sex Partners Work Up a Lather

When Meerkats Choose Who Has Sex, Heft Helps

Going Through Life as Half She, Half He

Anglerfish, Taking Romantic Attachment to a Whole New Level

How an Asexual Lizard Procreates Alone

Tapirs Are Surprisingly Well Endowed

When Sex Is Shocking

Male Crabs Claw Their Way to Successful Seductions

For Amorous Bald Eagles, a ‘Death Spiral’ Is a Hot Time

Sex, Sex, and More Sex, Then Death: The Antechinus Story

What’s Odd About That Octopus? It’s Mating Beak to Beak.

Eurasian Badgers: Known for Digging Dirt, and Each Other