True or False? All North American wood-warblers change their appearance entirely from spring (breeding) to fall (non-breeding) plumage.
Answer: False. Only about 10 do. The remaining 43 change not at all or very little from breeding to non-breeding plumage.
Page Sidebar Widgets
Secrets of Successful Fall Bird Feeding
This ebook features professional advice on making your backyard safe and welcoming for birds during fall migration and beyond. It's a resource you'll want to consult every year when summer comes to a close.