The effects of a heterogeneous environment on the genetics of natural populations.
D000220:Adaptation, Biological; D000222:Adaptation, Physiological; D000818:Animals; D001001:Anura; D004331:Drosophila melanogaster; D004777:Environment; D005828:Genetics, Population; D006736:Horses; D007313:Insecta; D010944:Plants; D011894:Rana pipiens; D012911:Snakes