News tagged with animal bodies

When it comes to extinction, body size matters

On a certain level, extinction is all about energy. Animals move over their surroundings like pacmen, chomping up resources to fuel their survival. If they gain a certain energy threshold, they reproduce, essentially earning ...

dateFeb 13, 2018 in Ecology
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Shearing of alpacas is necessary, but also stressful

Alpacas, a species of New World camelids, have very thick wool. This requires them to be shorn regularly, just like sheep. But shearing is a source of stress for the animals. This has now been confirmed for the first time ...

dateMay 12, 2017 in Ecology
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Video: The search for human pheromones

Molecules known as pheromones are a potent form of chemical communication in the animal kingdom, able to convey a creature's gender, fertility and more with scent alone. Scientists have sought to determine if humans' body ...

dateFeb 10, 2017 in Other
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