Control of conspecific odors in the runway.
D000388:Air; D000818:Animals; D001522:Behavior, Animal; D004193:Discrimination Learning; D006799:Housing, Animal; D008124:Locomotion; D008297:Male; D009812:Odorants; D051381:Rats; D012201:Reward; D012903:Smell; D014691:Ventilation