Phenology of body mass changes during reproduction in a nomadic, tropical waterbird, the Scarlet Ibis (Eudocimus ruber)

Abstract 10.1002/zoo.20198.abs In birds, the prereproductive buildup of endogenous energy reserves (e.g. body fat) is highly variable and is often thought to be a strategy evolving in response to either seasonal and/or unpredictable changes in breeding conditions. Nomadic behavior is also thought to be an adaptation to unpredictable resource distribution in both space and time. […]