The northern hawk-owl (Surnia ulula) is a non-migratory owl that usually stays within its breeding range, though it sometimes irrupts southward. It is one of the few owls that is neither nocturnal nor crepuscular, being active only during the day.
18 owl species with irresistible faces Owls have some of the most unforgettable faces in the avian kingdom. With their huge eyes and abundant feathers, owls demand our attention. These 18 species in particular have faces with expressions just begging for