Arizonensis

This web site is a focus for the study and appreciation of Arizona Natural History. Likely topics include: Plants, Animals, Fungi, Geology, Insects. Anyone with an interest in sharing their accumulated knowledge or appreciation of Arizona's natural scene is welcome to make a contribution. Volunteer editors and contributors needed. Email: mjplagens@arizonensis.org

Arizona's largest tree the National Champion Fremont Cottonwood

Arizona Registry of Big Trees

Complete listing of Arizona's National Champion trees. Coordinated by Ken Morrow

Huge Saguaro was growing north of Tucson, AZ in 1978 but later succummed to the stresses of urban sprawl.  Photo by Mike Plagens

Sonoran Desert Naturalist

A study of the natural history of the Sonoran Desert. Guides to the birds, insects, plants, and habitats of the Sonoran Desert.

Leaf Cutter Ant.  Photo by Tightloop.com

Ants of Arizona

A fantastic journey into the Lilliputian world of ants ... lots of detailed photos and natural history descriptions.

Cabeza Prieta
Natural History Association

Extensive information on the flora and fauna of Cabeza Prieta National Wildlife Refuge and Organ Pipe National Monument in southwestern Arizona.

Nature Songs Arizona

Photo copyright Earl Robinson

Arizona Enigma

- by Ann McDermott