What did your Hansdotter ancestors do for a living? Share Census records can tell you a lot of little known facts about your Hansdotter ancestors, such as occupation.
Best Answer: It varies by species..but most passerines (perching birds) take approximately 2 weeks to hatch their eggs, and usually another 2 weeks before the young leave the nest.
So even though the first-laid egg spends a longer time in the shell than the last-laid, all the killdeer chicks have the same development period. It takes 24 to 28 days of incubating for the chicks to hatch.