Cowbirds are special among songbirds for the “watery” timbre of their singing, which resembles the sound of falling droplets striking water, a quick burst followed by a fading ripple. University of ...

Unlike the majority of birds, brown-headed cowbirds (Molothrus ater) do not start life surrounded by their own kind. The females do not build nests, but instead add their eggs to the clutches of other ...