cactus wren preparing it's nest

animal area arid arizona bill bird birding bright brown brunneicapillus cacti cactus campylorhynchus chunky climate color creation day desert dry elevation environment eyebrow heavy hide high hostile large largest long nature nest old ornithology outdoors outintheopen outside pattern plant plants preparing relaxing resting rounded small sparce speckled succulent sunny tail tree trees tucson usa vegetation white wild wildlife wings wren