A Fertile Polar Bear's Hard Journey From Mating to Motherhood
After mating takes place, a female polar bear will prepare for her impending pregnancy by eating voraciously. In all, she will pack on more than 400 pounds, to sustain her during winter.
After mating takes place, a female polar bear will prepare for her impending pregnancy by eating voraciously. In all, she will pack on more than 400 pounds, to sustain her during winter.