Examples using WRP 

Below I provide photographic examples representative of replacement strategies in tropical landbirds, including (1) partial preformative molt, (2) limited auxiliary preformative followed by a complete preformative molt, (3) preformative molt followed by delayed plumage maturation, and (4) complete preformative molt. Be sure to familiarize yourself with the WRP age classification system to fully understand criteria used to categorize individual birds. Click on the species name to access the photographic examples.

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