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To most observers, molt seems an overwhelming subject. But birders use many aspects of molt more than they realize--to distinguish juvenile birds from adults, to pick out an individual hummingbird from among dozens visiting a feeder, and much more. And for those whose interest g…
To most observers, molt seems an overwhelming subject. But birders use many aspects of molt more than they realize--to distinguish juvenile birds from adults, to pick out an individual hummingbird from among dozens visiting a feeder, and much more. And for those whose interest g…
"Feathers are amazing structures. All birds need to renew their feathers periodically, in a process called moult. Because feathers can only be renewed as a whole, all functions of the plumage are impaired during moult, and so this process has a crucial impact on most aspects of …