American Bird Conservancy Posted September 13, 2013 Share Posted September 13, 2013 The Sincora Antwren was once mistaken for the somewhat similar and widespread Rusty-backed Antwren. However, in 2007, the two were designated separate species due to their distinct vocalizations, plumage, and habitat preferences. Like other members of its genus, the Sincora Antwren has a loud, repetitive song and shows strong sexual dichromatism, with plumage color differing between males and females. View the full article Link to comment Share on other sites More sharing options...
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