The color red is not just for show; it has many practical uses in nature. It can convey warnings or danger, impress a mate, ...

While green isn’t an unusual color in nature, beautiful green animals are somewhat rare and exotic. Many green-colored animals, such as toads and various insects, have little to distinguish them ...

Macroinvertebrates include snails and larvae of dragonflies, caddisflies, mayflies and stoneflies, among others. They can be ...