Brr...It’s Chilly Out There: How Animals Deal With the Cold
Northern Bat (Eptesicus nilssonii), a hibernating bat species. Photo: Magne Flåten, GNU Free Documentation License
Cold weather brings big shifts in nature. In many places, water sources freeze, plants cease blooming and drop their leaves, and the ground is covered in snow. These conditions mean diminished resources for animals, ... 
