J. David Ligon
13 May 1965
- Cave Creek Canyon; Rustler Park Rd.
- UHER 4000S
NOTES: (Breeding Status: Territorial paired. Behav. Context: Nest invitation. Gen. Climate: Arid. Copy Recorder: ATR-100 SN #1692638.) Recording took place between 1748 and 1836 hours. Cut corresponds with written events on p. 20 (Nest Site Selection) of J.D. Ligon's The Biology of the Elf Owl, Misc. Publs., Museum of Zoology, University of Michigan #131.