When the Going Gets Cold

Winter weather, new studies show, can trigger some amazing survival tactics in animals

  • Bruce Fellman
  • Dec 01, 1990

Get Involved

Where We Work

More than one-third of U.S. fish and wildlife species are at risk of extinction in the coming decades. We're on the ground in seven regions across the country, collaborating with 52 state and territory affiliates to reverse the crisis and ensure wildlife thrive.

Learn More
Regional Centers and Affiliates