Did you know that mourning warblers protect their nests by pretending to have broken wings to distract predators?
Mourning warblers are olive yellow with gray heads. Males also have black chests.
Least Concern - Population Decreasing
Forests
Mourning warblers build cup-shaped nests near the ground made of bark, grass, hair, leaves, rootlets, sedges, and weeds.
Spring, fall
Arthropods, berries
Mourning warblers forage in the branches of trees and shrubbery.
Dark-eyed juncos, orange-crowned warblers
Adult male mourning warblers are often confused with adult dark-eyed juncos.
Orange-crowned warblers are often confused with immature female mourning warblers.