Sheep backpacks reveal flocking strategy

UK researchers have shown for the first time that instead of fleeing randomly when faced with danger, sheep head straight for the center of the flock.

Mystery of monarch migration takes new turn

During the fall, hundreds of millions of monarch butterflies living in eastern North America fly up to 1,500 miles to the volcanic forests of Mexico to spend the winter, while monarchs west of the Rocky Mountains fly to the ...

Scientists uncover an unhealthy herds hypothesis

Biologists worldwide subscribe to the healthy herds hypothesis, the idea that predators can keep packs of prey healthy by removing the weak and the sick. This reduces the chance disease will wipe out the whole herd, but could ...

Do have have a herding instinct?

(PhysOrg.com) -- A new study shows that consumers have a herding instinct to follow the crowd. However, this instinct appears to switch off if the product fails to achieve a certain popularity threshold.

European bison return to Spain: reports

The nearly extinct European bison has been reintroduced after centuries in Spain with seven animals coming from a rare herd in Poland, Spanish media reported Saturday.

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