Where's Spring?
American Goldfinch, March 31, 2019, Rondeau Provincial Park, Ontario, Canada.
An early April Fools joke, spring one day, winter the next.
Spinus tristis
Paired-up goldfinches make virtually identical flight calls; goldfinches may be able to distinguish members of various pairs by these calls.
source - https://www.allaboutbirds.org/guide/American_Goldfinch
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