AOL.com Video - Swallows Adapting to Cars By Shortening Wings

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Swallows Adapting to Cars By Shortening Wings

Description:Swallows are adapting to car traffic by shortening wings. According to research by scientists from the University of Tulsa in Oklahoma and the University of Nebraska in Lincoln, cliff swallow birds have evolved to have shorter wings. Extrapolating from data that shows the bird’s wings have shortened since research began in 1982, scientists speculate that the physical change may be an adaptation to avoid being killed by oncoming traffic. (1:13)

Source: GeoBeats

Tags: birds adapting to traffic , evolution of birds , GeoBeats , how birds adapt to traffic