Genus: Aegolius acadicus Nicknames: Acadia Owl, Saw-Filer, Sparrow Owl and Queen Charlotte Owl. Size: The Northern Saw-Whet Owl stands tall at 7 to 8 and a half inches, weighs 2 and a half to 3 and a half ounces, and holds a wingspan of 19 inches. Appearance: This owl physically varies from the common […]