The first reported hybridization of Abert's and Canyon Towhees (Pipilo spp.).(SHORT COMMUNICATIONS)(Report): An article from: The Wilson Journal of Ornithology
Binding: Digital Format: HTML Label: Wilson Ornithological Society Languages:EnglishPublished Manufacturer: Wilson Ornithological Society Number Of Pages: 10 Publication Date: June 01, 2010 Publisher: Wilson Ornithological Society Release Date: June 09, 2010 Studio: Wilson Ornithological Society
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From the author: Two mixed pairs of towhees were found in irrigated desert yards near Tucson, Arizona. The first known towhee [F.sub.1] hybrids, from a female Pipilo aberti (Abert's Towhee) and male P. fuscus (Canyon Towhee) were studied from winter of 1998-1999 through summer 2000. This mixed pair raised at least eight young in three broods during the two breeding seasons. Young were so similar to P. fuscus that, if seen outside this context, they would probably not be identified as hybrids. A second mixed pair, also near Tucson, suggests that hybridization between P. aberti and P. fuscus may be more common than originally thought. Lack of previously reported hybridization between P. aberti and P. fuscus may be either due to internal or external isolating mechanisms, limited survival and longevity, or human failure to recognize hybrids.
Citation Details Title: The first reported hybridization of Abert's and Canyon Towhees (Pipilo spp.).(SHORT COMMUNICATIONS)(Report) Author: R. Roy Johnson Publication:The Wilson Journal of Ornithology (Magazine/Journal) Date: June 1, 2010 Publisher: Wilson Ornithological Society Volume: 122 Issue: 2 Page: 399(4)