Persistent corpora lutea of mice in a cold environment.
D000064:Acclimatization; D000311:Adrenal Glands / Q000033:anatomy & histology; D000818:Animals; D000830:Animals, Laboratory; D001947:Breeding; D003081:Cold Climate; D000013:Congenital Abnormalities; D003338:Corpus Luteum; D005260:Female; D005333:Fetus; D006824:Hybridization, Genetic; D008297:Male; D051379:Mice; D009929:Organ Size; D010053:Ovary / Q000033:anatomy & histology; D010060:Ovulation; D011247:Pregnancy; D012098:Reproduction