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David Sibley explains eye-rings

Bird eye-rings explained by David Allen Sibley
The illustration of a generic warbler’s head (top left) shows the actual feather outlines that make up a bird’s eye-ring. The sketches of Kentucky Warbler, Nashville Warbler, and Orange-crowned Warbler show how variable eye-rings are. Art by David Allen Sibley
Learn how the shape and pattern of feathers around the eyes can help you identify birds.
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David Sibley

David Sibley

David Sibley writes the column “ID Toolkit” in every issue of BirdWatching. He published the Sibley Guide to Birds in 2000, the Sibley Guide to Bird Life and Behavior in 2001, and Sibley’s Birding Basics in 2002. He is also the author of the Sibley Guide to Trees (2009), the Sibley Guide to Birds-Second Edition (2014), guides to birds of eastern and western North America (2016), and What It’s Like to Be a Bird (2020). He is the recipient of the American Birding Association’s Roger Tory Peterson Award for lifetime achievement in promoting the cause of birding and a recognition award from the National Wildlife Refuge System for his support of bird conservation.

David Sibley on social media