Best photo of a Great Purple Hairstreak I've got, and it is laying eggs on mistletoe.
Endangered Quitobaquito Pupfish at Quitobaquito Spring
Elephant Tree (Bursera microphylla) in Senita Basin, Organ Pipe Cactus National Monument.
A somewhat rare tree that is restricted to portions of the Sonoran Desert. Lots of info about it on the internet if you want to read more.
Senita Cactus, similar to the Organ Pipe Cactus but with fewer ridges and different spines.
A Crissal Thrasher at Quitobaquito Spring
A pair of Cactus Wrens building a nest.