Short Term Trail Closures for Buffelgrass Treatment
Between August 19 and August 29, isolated trails in both districts may be closed for a short duration as aerial treatment of invasive buffelgrass is happening in that area. Closures will be posted at each trail and announced on facebook daily. More »
Elf Owl (Micrathene whitneyi)
This tiny, nocturnal hunter is also the world’s smallest owl. Because of their size, elf owls feed chiefly on insects - usually beetles and moths. Elf owls nest in former woodpecker holes or cavities in trees and saguaros. Elf owls migrate to southern Mexico before the end of October and return to the Sonoran desert by March to breed.
Length: 5.75 in. Wingspan: 13 in.
Diet: Insects and arthropods
Did You Know?
Buffelgrass burns at 1300-1600 F, hot enough to melt aluminum and the fire can travel near the speed of the wind. Even in moderate weather, it can travel at 2-3 mph with 12-18 ft flame lengths, making it a real threat to the lives of firefighters