Evolutionary BiologyeLifePeer-reviewed
Passive accumulation of alkaloids in inconspicuously colored frogs refines the evolutionary paradigm of acquired chemical defenses
Rebecca D. Tarvin, Jeffrey L. Coleman, David A. Donoso…·Richard W. Fitch
This study shows that undefended poison frogs accumulate low levels of alkaloids from their diet, suggesting passive accumulation as an intermediate step in the evolution of chemical defenses.
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