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 Michael Siwarski
Publication year - 2022
Language(s) - English
Resource type - Dissertations/theses
DOI - 10.31390/gradschool_theses.2905
Subject(s) - aythya , feather , anas , juvenile , biology , wing , zoology , waterfowl , plumage , anatidae , ecology , habitat , engineering , aerospace engineering