Brown-headed Cowbird
Molothrus ater
When to look
Records by month. January, 164,580 records. February, 218,719 records. March, 515,616 records. April, 1,849,219 records. May, 2,801,164 records. June, 1,339,556 records. July, 638,332 records. August, 247,595 records. September, 147,550 records. October, 185,844 records. November, 127,344 records. December, 127,471 records.
Occurrence data from GBIF (incl. the eBird Observation Dataset, © Cornell Lab of Ornithology, CC BY 4.0). Descriptive, not predictive.
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