06/04/2026
Yellow-rumped Warbler in Breeding Colors - Silver Lake, WA - Interesting Facts About the Audubon’s Yellow-rumped Warbler - It is one of the few warblers that can eat waxy berries. Most warblers are almost entirely insect eaters, but Yellow-rumped Warblers can digest the wax coating on berries such as wax myrtle and bayberry. This ability allows them to winter much farther north than most warblers.