Social dispersal by domestic chicks in a novel environment: reassuring properties of a familiar odourant

It may be possible to exploit olfactory attachments shown by chickens, Gallus gallus domesticus, to improve their welfare. In the present study, chicks were housed in groups of 15 in wooden boxes from 1 day of age. Experiment 1 compared fear responses in pairs of 8-10-day-old chicks with no previous experience of vanillin when they […]