Tag: territory

On Groundhog Day, all eyes are on one particular groundhog. But groundhogs, it seems, are not so solitary. Researching groundhogs in Maine, Christine Maher, a behavioral ecologist at the University...

Hungry predators like lynx and weasels give young red squirrels a dim prospect of reaching adulthood. But acquiring a territory earlier in the summer may be the best strategy for...

North American red squirrels (Tamiasciurus hudsonicus) born earlier than those in nearby litters are more likely to survive because they get a head start on finding a vacant territory to...