Nels H. Nelson:
Desert Bighorn Sheep (Ovis canadensis nelsoni) - Anza-Borego Desert State Park, Borego Springs, CA 1/21/16
Nels H. Nelson:
Desert Bighorn Sheep (Ovis canadensis nelsoni) - Anza-Borego Desert State Park, Borego Springs, CA 1/21/16
Nels H. Nelson:
Black-tailed Gnatcatcher - Anza-Borego Desert State Park, Borego Springs, CA 1/21/16
Nels H. Nelson:
Costa's Hummingbird - Anza-Borego Desert State Park, Borego Springs, CA 1/21/16
Nels H. Nelson:
"Your's Truly" at head of Palm Canyon - Anza-Borego Desert State Park, Borego Springs, CA 1/21/16