Canada warbler sitting on a branch
Canada warblers are easy to identify from their bright yellow undersides, their "necklace" of black feathers, and the white circle of feathers around their eyes.
Canada warbler singing on a branch
Canada warblers are also known as the necklaced warbler because of their necklace of black feathers.
Adult female Canada warbler sitting on a tree branch
Canada warblers, like this adult female, are tiny birds weighing just 0.32 to 0.46 ounces.
Adult breeding male Canada warbler
Adult Canada warblers, like this male, are only 4.7 to 5.9 inches long and three to four inches tall
A male Canada warbler singing on a bare tree branch
In addition to wooing females with their spectacular yellow coloring, male Canada warblers sing a beautiful song.