Operant, open-field and tonic immobility behaviours in chickens with forebrain injections of cycloheximide or glutamate.


Chickens that had received bilateral injections of cycloheximide or glutamate into the forebrain on day 2 of life and tested 4 weeks later showed no deficit in acquisition, performance or extinction of continuously reinforced appetitive key-pecking as compared to control birds injected with saline. However, chickens that had received injections of… (More)


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