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Range (Breeds from Hudson Bay)

Breeds from Hudson Bay northward, and wanders southward in winter to the northern border of the United States.

Cambridge, very rare and irregular W. V.

Nest, in coniferous trees. Eggs, two to four, 2-16 × 1.71. "Dr. Dall considers it a stupid bird, and states that sometimes it may be caught in the hands. Its great predilection for thick woods, in which it dwells doubtless to the very limit of trees, prevents it from being an inhabitant of the barren grounds or other open country in the north. ... "The note of this Owl is said to be a tremulous, vibrating sound, somewhat resembling that of the Screech Owl. ... "Of 9 stomachs examined, 1 contained a small bird; 7, mice; and 4 other mammals" (Fisher). 371. Nyctala tengmalmi richardsoni (Bonap.). RICHARDSON'S OWL. Ad.-Upper parts grayish brown and the head and back spotted with white; tail with four or five imperfect white bars; under parts white, heavily streaked with grayish brown; legs and feet heavily feathered, whitish, barred with grayish brown; eyes yellow. Im. - Upper parts dark cinnamon-brown, with a few more or less concealed white spots; tail as in the ad.; breast like the back; belly ochraceous-buff. L., 10.00; W., 6.75; T., 4-40.