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Within the past several decades, resource trade‐offs have emerged as the commonly accepted explanation for how carotenoid‐based coloration links to individual performance. However, the literature on carotenoid signalling is inconsistent in how carotenoid resource trade‐offs are defined, assessed and interpreted.
We provide a clear statement of the resource trade‐off hypothesis for explaining the...
Physiological ecologists require techniques for controlled oxidative challenges in live animals to facilitate the study of oxidative stress.
Techniques for manipulating oxidative stress include agents that increase generation of pro‐oxidants, such as paraquat, diquat, radiation, heavy metals, dietary oxidized lipids, and tert‐butyl‐hydroperoxide, as well as genetic (RNAi) and chemical (buthionine...
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