Right now the northern hemisphere is tilted away from the sun. Light enters our atmosphere at a much shallower angle and for fewer hours each day. To put it simply, it's cold in New England. And as sure as January's cold the usual grumblings from residents about the plunging mercury abound. It isn’t surprising when you consider how poorly adapted we humans are for living in the cold. However, adaptations in other species in New Hampshire have allowed them to flourish.