Do birds build a new nest every year?

Moment of Um - A podcast by American Public Media

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There are so many different kinds of bird nests out there: big ones, small ones, some as big as your head! Birds build their nests out of everything from twigs and grass to spider silk! But do they make a new nest every year? We asked bird expert Paul Bartell to help us find the answer.Got a question that you’ve been thinking about owl night? Send it to us at BrainsOn.org/contact – you won’t egret it!