The dependence of seasonal movements of female polar bears on the reproductive status.
Belchansky
G I
GI
Severtsov Institute of Ecology and Evolution, Russian Academy of Sciences, Leninskii pr. 33, Moscow, 117071 Russia.
Alpatskii
I V
IV
Petrosyan
V G
VG
D000818:Animals; D005260:Female; D005298:Fertility / Q000502:physiology*; D011247:Pregnancy; D011270:Pregnancy, Animal; D012621:Seasons; D012726:Sexual Behavior, Animal; D013997:Time Factors; D001503:Ursidae