528. Acanthis linaria. 5¼ inches
Male with a rosy breast; female without.
In winter these northern birds may be found in flocks gathering seeds from weeds by the roadside and stone walls. Their actions greatly resemble those of our [Goldfinch], but their flight is more rapid.
Song.—Strong, sweet and canary-like.
Nest.—At low elevations in bushes or trees; eggs three to five, pale greenish blue with brown specks.
Range.—Breeds in the extreme north; winters south to northern U. S.
Sub-Species.—528a. Holboell Redpoll (holboelli), slightly larger. 528b. Greater Redpoll (rostrata), larger and darker.
GREENLAND REDPOLL
527. Acanthis hornemannii. 6 inches
A larger and much whiter species found in Greenland and migrating to Labrador in winter. 527b. Hoary Redpoll (exilipes), smaller and darker, but still lighter than the Redpoll; winters south to Massachusetts.