vegetation

Arctic fox dens attract their prey

February 7, 2018

When Arctic foxes (Vulpes lagopus) make dens, they’re not just creating shelter for themselves. They appear to attract lemmings (Dicrostonyx richardsoni) to nest ...

Isle Royale wolves down to two

May 12, 2017

A population of just two aging wolves — father and daughter — are the only wolves remaining on Michigan’s Isle Royale, spelling trouble for the apex predator ...