How Birds Survive Winter Cold? Snow burrows, fat gains help; group huddles boost warmth

As winter descends, birds are faced with the harsh chill of frigid nights. To combat these chilling temperatures, many small birds engage in a feeding frenzy during the day, gaining weight to build energy reserves. They may also seek refuge in snow caves or burrows for extra insulation. Furthermore, by huddling together, birds can efficiently share body heat, ensuring their…