Open AccessReliability of determining adults from juvenile ducks by presence or absence of notched tail feathers in various species of North American ducks
Author(s) -
Thomas Siwarski
Publication year - 2005
Language(s) - English
Resource type - Dissertations/theses
DOI - 10.31390/gradschool_theses.2905
Subject(s) - aythya , feather , anas , juvenile , biology , zoology , wing , waterfowl , hunting season , ecology , demography , habitat , population , engineering , aerospace engineering , sociology
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