Quail Egg Quality Genetics: What a New GWAS Can—and Cannot Tell Breeders
A small Japanese quail GWAS identifies genetic regions associated with egg weight and shell, albumen, and yolk traits—useful research leads, not a ready-to-use breeding test.
Maternal IgY Transfer From Hens to Chicks
Hens pass antibodies to chicks through the yolk—but not all of them, and not forever. This review explains what maternal IgY can and cannot do for a newly hatched chick.