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Zoologger: Shrimp plays chicken with its sex change

Life

Zoologger: Shrimp plays chicken with its sex change

The peppermint shrimp changes from male to hermaphrodite – if nobody else will

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Die young, live fast: The evolution of an underclass

Health

Die young, live fast: The evolution of an underclass

Features

Fireflies' flashy mates have to be in sync

Life

Fireflies' flashy mates have to be in sync

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Debate over gender disorder drug

Health

Debate over gender disorder drug

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Why men are attracted to women with small feet

Life

Why men are attracted to women with small feet

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Curious liaisons: Nature's weirdest sex lives

Life

Curious liaisons: Nature's weirdest sex lives

Features

Life

Ovulation gives women's brains a boost

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Life

Bumpology: Choosing the sex of your child

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Children of lesbian parents do better than their peers

Life

Children of lesbian parents do better than their peers

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Health

Later menopause for women with polycystic ovaries

Decreased fertility at a young age appears to increase reproductive lifespan for women with polycystic ovaries

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Life

Cancer guardian found playing a role in sex

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Health

Zap testes with ultrasound for temporary 'vasectomy'

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Life

Virgin birth: sharks' secret survival trick

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Life

It's raining males, if you're a buffalo

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