STRIGIDA: OTHER OWLS. 513 
and hawk owls. The nest is said to be built in a tree; the eggs are variously stated to be from 
2 to 6 in number; size 1.25 x 1.05. 
N. aca/dica. (Lat. acadica, of Acadia.) AcapIAN Own. SAw-wHET OWL. Adult: 
Upper parts, including wings and tail, very similar to those of the last species, but the ground 
usually a ruddier brown, the spotting less extensive, the marks on the top of the head pencilled 
in delicate shaft-lines instead of round spots, those of the wings and tail exactly as in A. rich- 
ardsont. Under parts white, diffusely streaked or dappled with a peculiar light brown, almost 
pinkish-brown. Feet immaculate whitish, tinged with buff. Facial disc mostly white, but 
blackened immediately about the eye and on the loral bristles, and pencilled with dusky on 
the auriculars; set ina frame of the color of the back, touched with white points behind the 
Fira. 359. — Upper, Tengmalm’s European Saw-whet Owl, very near No. 482. Lower Kuropean Sparrow Owl, 
resembling No. 484. Both } nat. size. (From Brehm.) 
ear; this frame distinct on the throat where it separates the white of the dise from a white 
jugular collar, before the pectoral streaks begin. Bill black; claws dark; eyes yellow. Young 
quite different (1. albifrons): Above, ruddy chocolate-brown, without any spots ; wings and 
tail more fuscous brown, marked substantially as in the adults. Below, the color of the 
back extending over all the fore parts, the rest being brownish-yellow ; no streaks whatever. 
Facial dise sooty-brown, with whitish eye-brow, and some white touches on the rim behind 
the ear curving forward to the chin. Bill black, as before. Length 7.50-8.00; extent 17.00- 
18.00; wing 5.25-5.75 ; tail 2.60-2.90; tarsus 0.75; bill without cere 0.50; middle toe with- 
out claw 0.60. This curious little owl, the most diminutive species found in Eastern N Am., 
inhabits the U. S. from Atlantic to Pacific, and goes somewhat further North into British 
America, and also S. into Mexico. Though apparently common and generally distributed, it is 
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