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Articles on Animals

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Dogs use their tails to communicate. Eastimages/Moment via Getty Images

Why do animals have tails?

An anthropologist explains some of the many ways animals use their tails, from balancing as they walk to attracting a mate.
Pigeons are widely treated with contempt by the public. Fercast/Shutterstock

In defence of pigeons

Pigeons simply don’t deserve the bad press they get.
A great hammerhead shark’s two eyes can be 3 feet apart on opposite sides of its skull. Ken Kiefer 2/Image Source via Getty Images

Why do hammerhead sharks have hammer-shaped heads?

The first hammerhead shark was likely the result of a genetic deformity. A biologist explains how shark DNA reveals hammerheads’ history.
Megalodon would have dwarfed today’s great white sharks. Christina Spence Morgan

Megalodon sharks ruled the oceans millions of years ago – new analyses of giant fossilized teeth are helping scientists unravel the mystery of their extinction

Megalodon, the world’s largest known shark species, swam the oceans long before humans existed. Its teeth are all that’s left, and they tell a story of an apex predator that vanished.

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