![Cliff swallows living near highway overpasses have a better chance of avoiding traffic than in the past because of a shorter wingspan that now helps them dodge approaching traffic. (Charles Brown, Mary B. Brown / Current Biology)](https://newsroom.unl.edu/announce/files/file31630.jpg)
UNL study suggests cliff swallows evolved to dodge traffic
Cliff swallows living and building nests near highway overpasses and bridges have a better chance of avoiding cars and trucks than in the past because of a shorter wingspan that now helps them dodge those approaching vehicles, a new study co-authored by UNL's Mary Bomberger Brown suggests. Continue reading…