Tree Swallows Battle a Brown-headed Cowbird ONE MINUTE’S WORTH OF BEAK TO BEAK AERIAL ACTION! Watch a pair of Tree Swallows run a female Brown-headed Cowbird away from their nest. The action is so fast and furious that I put some of it in slo-mo. https://youtu.be/au8oujQzmRw
May 6, 2017 by joalwo7 Tree Swallows Fight for Nest Sites Tree Swallows are gunslingers spoiling for a shootout. See all my movies on my YouTube channel: JO ALWOOD.