After ten to 14 days, the chicks are fledged and leave the nest. Then the adult birds get ready to raise another brood, and if the season is long enough, even a third.
大約十至十四天之後，小燕展翅離巢，父母會繼續抱第二窩卵，時間如果充足，還會不辭艱辛的抱第三窩。