Social olfaction in male brown lemmings (Lemmus sibiricus = ^Itrimucronatus^R) and collared lemmings (^IDicrostonyx groenlandicus^R): I. Discrimination of species, sex, and estrous condition

Five experiments were conducted with 196 collared and 243 brown male lemmings. When tested in a Y-maze olfactometer, sexually experienced and naive Ss of both species preferred the odor of conspecific females to the odor of females of another species. Both experienced and naive males also preferred...

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