Winter diets? The secret is to chill the extremities

It is well known that large mammals living in temperate climates lower their metabolism in winter. But does this represent a mechanism for coping with less food or is it merely a consequence of having less to eat? For the ...

Changes in land use favor the expansion of wild ungulates

Mediterranean landscapes have undergone great change in recent decades, but species have adapted to this, at least in the case of roe deer, Spanish ibex, red deer and wild boar. This has been shown by Spanish researchers ...

Gender-bending fish on the rise in southern Alberta

Chemicals present in two rivers in southern Alberta are likely the cause of the feminization of fish say researchers at the University of Calgary who have published results of their study in the journal Environmental Toxicology ...

Tough yet stiff deer antler is materials scientist's dream

Prized for their impressive antlers, red deer have been caught in the hunters' sights for generations. But a deer's antlers are much more than decorative. They are lethal weapons that stags crash together when duelling. John ...

Wolf reintroduction proposed in Scottish Highland test case

Researchers are proposing in a new report that a major experiment be conducted to reintroduce wolves to a test site in the Scottish Highlands, to help control the populations and behavior of red deer that in the past 250 ...

Time series identify population responses to climate change

Biologists have for several years modeled how different species are likely to respond to climate change. Most such studies ignore differences between populations within a species and the interactions between species, in the ...

DNA analysis uncovers the prehistory of Norwegian red deer

For his doctoral thesis, Hallvard Haanes discovered that Norwegian red deer are genetically different from other European red deer, due to their historical distribution. However, a century ago, red deer were imported from ...

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