The onset of fall brings with it shorter days and a drop in temperature. As a harbinger of winter, fall also witnesses a change in the natural world. The most obvious sign of this seasonal shift is the color of leaves as they transform into a vibrant palette of yellow, gold, and red. The behavior of wildlife also changes, in some cases quite dramatically but also far more subtly, and with one or two surprises.
So, how does the natural world prepare for fall? Click through this gallery and find out how the turn of the season affects animals, birds, fish, plants, and insects.