Egg Incubation Periods Turkey: Around 28 days; the young is called a poult. Quail: 1623 days depending on species 1718 days for Japanese quail, about 23 days for Bobwhite quail. Duck: Usually 28 days, but Muscovy ducks take about 35 days. Chicken: About 21 days, with controlled temperature, humidity, and regular turning. Goose: 2835 days depending on breed lighter breeds hatch in 2830 days, heavier breeds in 3235 days. Guinea Fowl: 2628 days, similar to turkeys. Peafowl: 2830 days, incubated mainly by the female. Ostrich: 4246 days, with incubation shared between male and female.