: Breeds. beginning early May in mature spruce/fir woods.
Migration: and widespread mid Apr-mid May with a peak late Apr/early May and to early Jun, and again mid Sep-late Oct with a peak late Sep/mid Oct and to early Dec.
: Bass Harbor Dec 14, 2024.
Miscellany: Although one of the smallest North America songbirds, Ruby-crowns have one of the largest clutches with up to 12 eggs per nest.
You can learn more about Ruby-crowned Kinglets and see images here.
Last Reviewed: July 27th, 2026