Northern Mockingbird
Mimus polyglottos
left right
2007 Photograph, Northern Mockingbird (Mimus polyglottos), Occoquan Bay NWR, Woodbridge, Virginia, © 2020.
You are hearing Mockingbirds (two of them) mimicking other bird's songs.
Jian Zhe Li

Nature Photography, Wildlife Photography, Waterfowl Photography and Bird Photography from Marsh, River, Field and Forest Habitats.
All images Copyright © 1999 - by Gerry Gantt, all rights reserved.