Unconditioned and conditioned suppression in two closely related genetic lines of chickens.
D000818:Animals; D001835:Body Weight; D002645:Chickens; D003216:Conditioning, Operant; D004327:Drinking Behavior; D004558:Electric Stimulation; D005260:Female; D009622:Noise; D012055:Reinforcement Schedule; D012641:Selection, Genetic; D013997:Time Factors; D014868:Water Deprivation