In most cases, it is only after the nesting season has ended and the birds have moved on that nests can and should be removed. If the birds have built their nests in poor locations, however, the nest may need to be removed earlier to safeguard both the adults and the chicks they hope to raise.Click to see full answer. Considering this, what happens if you destroy a birds nest?If the bird’s nest you’re trying to get rid of is active—meaning birds are nesting or there are eggs in it, destroying it may bring the law down upon you. It is a federal offense to remove or destroy an active bird’s nest if the nest belongs to a migratory bird. Swallows fall into this category, as do geese. will birds reuse a nest? Many birds, including swifts and swallows return to the same nest-site each year but most nests, found in trees and hedges, are seldom used more than once. Even birds like blackbirds and song thrushes which raise several broods each year generally use a new nest each time. In this way, do birdhouses need to be cleaned out every year? At least once a year, but preferably twice a year the birdhouse needs to be cleaned out. Tap on the house and listen for activity inside.Will Mama birds return to a disturbed nest?In general, it is a myth that birds won’t come back to their nest if you touch it. Unless they see you touching the nest, they have essentially no way of knowing you were even there. There are a few species of birds that will abandon a nest if it is disturbed a little, but not many.