Wilson’s Warbler
Cardellina pusilla
(L 4.75" WS 7" Wt 0.27 oz)
Magic Hedge
Chicago Lakefront
14May2010
Only migrant warbler found in
tropical high plains...numbers
declining in west U.S.
tropical high plains...numbers
declining in west U.S.
Columbus Park
Chicago
10May2011
Birds are both works of art
and marvels of engineering.
and marvels of engineering.
(Patrick Merrell)
Note distinctive black cap
and yellow underside.
and yellow underside.
© BirdNote,
Bob Sundstrom
Cardellina in Italian is the diminutive
of Cardella for Goldfinch; pusilla in
Latin means very small.
of Cardella for Goldfinch; pusilla in
Latin means very small.
© Cornell
Ornithology
Ornithology
© Audubon
Society
Society