A survey by a team of volunteers showed that the northern saw-whet owl, once thought to be a rarity, fills the North American skies each autumn.
Source: The New York Times
Canada Warbler by Hamilton Images
Hermit Thrush (Catharus guttatus) - photo by Andrew Jordan
(bonus: Hermit Thrush song, considered one of the most beautiful birdsongs in North...
Effector Theme by Carlo Franco.