Two 3-week-old African grey parrots (Psittacus erithacus erithacus) were each presented with an impacted crop. An inappropriate diet fed to the parents and a displaced parental instinct for feeding mineral and grit to the offspring were postulated to be the causes of the crop impactions. Surgical intervention relieved both impactions and recoveries were uneventful.
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Vol. 16 • No. 3