Look & Listen

Play the audio clip below to learn more!

Transcript:

Listen for tree swallow’s unusual high pitched song: a metallic, buzzy “klweet”. Look for flashes of their deep-blue iridescent backs and white bellies as these birds fly in and out of their nests. Tree swallows nest in natural cavities of trees or old woodpecker holes.

Bird recordings courtesy of The Cornell Lab of Ornithology