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.
Rating Newest Oldest. Best Answer: The incubation period for robins is 12-15 days for the eggs to hatch. It takes another 12-15 days for the babies to fledge, or leave the nest. The problem is baby birds fledge several days before they can fly.They hop around on the ground, and climb low branches until their wings are strong enough to fly, while mom and dad continue feeding them.est Answer: The incubation period for robins is 12-15 days for the eggs to hatch. It takes another 12-15 days for the babies to fledge, or leave the nest.