More than three million years ago, in the area that is now Ethiopia, our early human ancestors lived in a landscape that ...

An invasive praying mantis species has established itself in parts of North America, bringing a highly efficient ambush predator into closer contact with native ecosystems and residential areas.

Imagine a crocodile that would rather sprint than swim. It dashes over dry ground on long, slender legs like a reptilian ...

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Potoo birds are not dangerous in the traditional sense, but their survival depends on one of the most extreme camouflage ...