The Almond plumage color pattern is associated with eye pigmentation defects in the domestic pigeon (Columba livia)
Rebecca Bruders, Max Sidesinger, Michael D. Shapiro
The paper examines eye pigmentation defects in Almond pigeons and finds reduced pigmentation in anterior eye structures with Almond alleles and severe reduction in homozygous birds.
bioRxiv · Oct 17, 2020 · PreprintDevelopmental Biology