The present article studies the place of the chicken within the changingenvironment of late-medieval England. First, it looks at the seigniorial sectorof chicken farming, in terms of size of stocks, patterns of disposal and scale ofconsumption. It then explores the patchy data regarding the peasant sector.The study shows that overall patterns differed between the pre- and post-Black Death periods. After the pestilence, chicken husbandry started shiftingfrom the demesne to the peasant sector of agriculture. The post-1350 changes reflect larger processes, which occurred in late-medieval society, economy andenvironment.