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These five species are the most likely to be at your feeder. Cecilia Garzella and John Heasly, USA TODAY. Updated January 8, 2025 at 2:48 PM. ... Dark-eyed junco. Dark-eyed junco.
The dark-eyed junco (Junco hyemalis) is a species of junco, a group of small, grayish New World sparrows. The species is common across much of temperate North America and in summer it ranges far into the Arctic .
Thomas Caraco conducted follow up experiment in 1981 with dark-eyed juncos and used a larger sample size. The results were similar; dark-eyed juncos prefer risk aversive foraging behaviours when their 24-hour energy budgets can be met. [3] However, when 24hr energy budgets are not met the juncos employ risk prone foraging behavior. [3]
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A pink-sided dark-eyed junco in Elizabeth, Colorado. A junco (/ ˈ dʒ ʌ ŋ k oʊ /), genus Junco, is a small North American bird in the New World sparrow family Passerellidae. Junco systematics are still confusing after decades of research, with various authors accepting between three and twelve species.
Adults have a rusty cap and grey underparts with a small dark spot on the breast. They have a rusty back with lighter stripes, brown wings with white bars and a slim tail. Their face is grey with a rusty line through the eye. Their flanks are splashed with light brown. They are similar in appearance to the chipping sparrow.
In 2008, a three-year, one million dollar study of bird seed and bird feeder preferences in the United States and Canada was completed. [7] [5] The study, known as Project Wildbird, was coordinated by Dr. David Horn and Stacey Johansen at Millikin University in Decatur, Illinois, [3] [8] [9] and funded by the Wild Bird Feeding Industry Research Foundation.