The bird, a varied thrush, was first spotted Jan. 16 by a ... far to the east every year in fall and winter, some reaching New England.” “Their compass is off a bit,” O’Carra said.

Gardeners are being told to leave dog food out on bird tables this spring to give certain visitors a much-needed boost.

The Bicknell's thrush uses a unique and ingenious breeding system among birds: Both sexes mate with multiple partners in a season — resulting in egg clutches fathered by several different males. This ...