Recently the focus of research in behavioral ecology has been on the contribution by behavior to an animal's reproductive success.This is called its

Question

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The contribution by behavior to an animal's reproductive success is directly related to its fitness, which is defined as the ability of an organism to successfully reproduce and pass on its genes to the next generation. Fitness is thus a measure of reproductive success, and it is a crucial concept in behavioral ecology. The other options (A, C, D, and E) may also be important in some contexts, but they are not as directly related to an animal's reproductive success as fitness.

Recently the Focus of Research in Behavioral Ecology Has Been