Importance of rainfall highlighted for tropical animals

Imagine a tropical forest, and you might conjure up tall trees hung with vines, brightly colored birds, howling monkeys, and … rain. Indeed, precipitation patterns, along with temperature, dictate where tropical forests are distributed around the world, but surprisingly, scientists know very little about the direct effects of rainfall on animals. A new conceptual framework calls for the scientific community to formally consider the role of precipitation in an organism’s ecological niche.