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Articles sur Behavioral ecology

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The queen, on the right with a larger, darker body, is bigger than the worker bees in the colony and lives several times longer. Jens Kalaene/picture alliance via Getty Images

Why do bees have queens? 2 biologists explain this insect’s social structure – and why some bees don’t have a queen at all

A queen’s main job in the hive is to lay eggs and pass genes on to offspring. But many bee species do just fine without queens or big colonies.
How much of a culture could be due to things like the grain it traditionally grew? Visoot Uthairam/Moment via Getty Images

Nearly 20% of the cultural differences between societies boil down to ecological factors – new research

A number of theories try to explain how cultural differences come to be. A new study quantifies how such factors as resource abundance, population density and infectious disease risk can contribute.
Urban noise pushes birds to sing in high pitch and ship sound deafens whales and dolphins. John Haslam, Eric Bégin, IK's World Trip, Green Fire Productions, flickker photos, Jay Ebberly / Flickr

How noise pollution is changing animal behaviour

Noise pollution, whether on land or under water, can affect animals in interesting – and not always positive – ways.
Pretty impressive, mimicry octopus, but you don’t fool us. Klaus Stiefel/flickr

Some shape-shifting animals that can morph to fool others

Last week, a new frog capable of shape-shifting, was discovered. Though many other animals use camouflage, there are only a few other species known which can actually shift their shape.
Crocodiles keep their own secrets. Tambako

The unknown crocodiles

Slow, lazy, stupid? It’s time to update your impression of the crocodilians. These animals are up to amazing things that we’re only beginning to observe and recognize.

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