![Bird anatomy / Feathers / Birds / Plumage / Flight feather / Bird / Common murre / Biota / Birds of North America / Humphrey-Parkes terminology / Teleostomi Bird anatomy / Feathers / Birds / Plumage / Flight feather / Bird / Common murre / Biota / Birds of North America / Humphrey-Parkes terminology / Teleostomi](https://www.pdfsearch.io/img/9547a839d3504708c5d93b6ae4418309.jpg) Date: 2015-02-27 22:35:08Bird anatomy Feathers Birds Plumage Flight feather Bird Common murre Biota Birds of North America Humphrey-Parkes terminology Teleostomi | | This article started out as a bit of an argument. Jerry Liguori and Brian Sullivan, in a previous article in Birding, presented evidence against the conventional wisdom that gray Northern Harriers are necessarily older mAdd to Reading ListSource URL: www.birdpop.orgDownload Document from Source Website File Size: 1,21 MBShare Document on Facebook
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