take - days before they hatch, it really depends on temperature. they usually lay eggs at a time. did you know that the sex of the babies is determined by the incubation temperature, not genetics?...
on usda's child nutrition programs and their role in children's food security, diets, and well-being. ers studies programs such as the national school lunch program. data products view by topic: animal products animal policy & regulatory issues aquaculture cattle & beef dairy hogs & pork poultry & eggs...