Habitats and their associated birds Colorado is blessed with a tremendous variety of habitat types, which results in a tremendous variety of birds. In order to find a bird, you are best off looking for its habitat, and this requires at least a basic knowledge of Colorado's flora and geology. This section describes the main habitat types and some birds that are associated with them and may be hard to find elsewhere. Sagebrush Foothill Shrubs Spruce-Fir Forest Yucca Ponderosa Pine Forest Alpine Tundra Shortgrass Prairie Aspen Groves Cliff Faces Lowland Riparian Woodland Lodgepole Pine Forest Subalpine Life Zone Scrub Oak Woodland Streamside Willows Rimrock and Mesa Country Pinyon-Juniper Forest Sheer rock faces and cliffs at middle to low elevations are almost a prerequisite for finding White-throated Swift and Canyon Wren. Other associated birds include Violet-green Swallow and, in the breeding season, raptors such as Golden Eagle and Peregrine and Prairie Falcons. In the colder months, rocky cliff faces can attract mixed flocks of rosy-finches.