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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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What roundworms can teach us about human growth

Human beings and the roundworm C. elegans have more in common than you'd expect. Thanks to a common ancestor more than 700 million years ago humans and roundworms have a similar hormone to drive and regulate growth. By activating ...

dateMay 03, 2017 in Biochemistry
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