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Red Crossbill
Numerous subspecies but with
limited interbreeding...is
dependent upon conifer seeds.
limited interbreeding...is
dependent upon conifer seeds.
Loxia curvirostra
(L 6.25" WS 11" Wt 1.3 oz)
Highway 75 to Stanley
06Jun2019
© George B.
Reynard
Reynard
Macaulay
Library
Library
Loxia in Greek means cross-
wise; curvirostra in Latin
means curved bill.
wise; curvirostra in Latin
means curved bill.
© BirdNote,
Frances Wood
© Wikipedia
One study found that crossbills
must eat a spruce seed every
seven seconds just to stay even
with the demands of their body.
must eat a spruce seed every
seven seconds just to stay even
with the demands of their body.
(Scott Weidensaul)