This is a preview. Log in through your library . Abstract Microevolutionary dynamics involving changes in both population densities and composition were studied by conducting long-term experimental ...

I studied cavity-nesting birds in an undisturbed site in lowland Peru to determine the relative roles of competition and predation in favoring termitarium nesting over tree cavity nesting. Occupancy ...

Bright green doesn’t seem like the best choice for camouflage. But the image of a vibrant green stick insect, Timema poppensis, perched almost invisibly atop the matching leaves of its host, a coast ...