A new study identifies a newly discovered 3- to 5- million-year-old Tibetan fox from the Himalayan Mountains, Vulpes qiuzhudingi, as the likely ancestor of the living Arctic fox (Vulpes lagopus), ...

Data on the shape of teeth can be used to test hypotheses about the relationship between adaptive and stochastic processes involved in morphologic divergence between populations. We used 7 ...

Fossil jawbones and teeth of a highly predatory fox have been found in the Himalayas. Researchers say this new extinct fox is likely the ancestor of modern arctic foxes (Vulpes lagopus), suggesting ...

The high altitude Tibetan Plateau may be the cradle of "hypercarnivorous" evolution — and we're not talking about people who follow the Paleo diet. Based on analysis of a recently discovered extinct ...

It isn’t easy living on top of the world, where there’s no sunlight for four months a year and even summer is literally freezing. Arctic foxes (Vulpes lagopus, also known as Alopex lagopus) are ...

This media is in the public domain (free of copyright restrictions). You can copy, modify, and distribute this work without contacting the Smithsonian. For more information, visit the Smithsonian's ...

Satellite images of plants growing around the dens of Arctic foxes add to the evidence that the foxes are “ecosystem engineers” whose activities create habitat for other organisms. Against the harsh ...

FLUFFY, snow-white and dedicated trekkers. Arctic foxes (Vulpes lagopus) are known for their mammoth wanderings across the ice. Those journeys may have taken some to Iceland during the Little Ice Age.

This media is in the public domain (free of copyright restrictions). You can copy, modify, and distribute this work without contacting the Smithsonian. For more information, visit the Smithsonian's ...