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evolution

Sex and asymmetry: How the camel got its penis

Life

Sex and asymmetry: How the camel got its penis

Symmetry is usually prized as a sign of health and good genes, so why do so many organisms have lopsided genitalia?

Features

Are the wild horses of the American west native?

Earth

Are the wild horses of the American west native?

News

It is human nature to cooperate with strangers

Life

It is human nature to cooperate with strangers

News

United plates of America: The making of a new world

Earth

United plates of America: The making of a new world

Features

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Earth

Fishing has driven evolution of smaller Alaskan salmon

News

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Earth

Early hominin women had wanderlust

News

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Life

American Muslim clerics sign up for evolution

News

Reindeer gained UV vision after moving to the Arctic

Earth

Reindeer gained UV vision after moving to the Arctic

News

Meet the top 10 new species of 2010

Meet the top 10 new species of 2010

News

Man's best friends: How animals made us human

Life

Man's best friends: How animals made us human

Our bond with animals goes far deeper than food and companionship, argues Pat Shipman: it drove our ancestors to develop tools and language

Features

Earth

Zoologger: Clone army steals genes from other species

News

Life

Early mammals were brainy and nosy

News

Life

Zoologger: The snail that's bust a gut to become toxic

News

Life

Rewriting the textbooks: No such thing as reptiles

Features

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