Both male and female American kestrels have a blue-gray stripe on its head and dark sideburns. Another bird seen in Red Rocks is the mountain blue bird. This bird is in the North American thrush family. These birds sing a lovely song. Mountain blue birds can be identified by their thin bill, stocky body and forked tail.
Males are a soft peacock blue, and females are grayish blue.
The trees found in Red Rocks Park include mountain mahogany, three-leaf sumac, cottonwoods and ponderosa pine. Wild plum and chokecherry trees are found in the gulch south of the Trading Post. Wildflowers serve as natural groundcover throughout the park. Its large white four-petal flower opens in the evenings and wilts the next day. Since only one flower opens at a time, the plant may bloom for days or even weeks throughout summer.