The mission of The Appleton-Whittell Research Ranch of the National Audubon Society is to formulate, test, ...

Personal portfolio of organisms observed and documented in Arizona during our 12/26-12/30 trip (2023). L...

Hundreds of specialties are found in SEAZ. track them here.

Documenta la extraordinaria biodiversidad de la frontera México-EU. /// Document the stunning biological ...

Documenta la extraordinaria biodiversidad de la frontera México-EU. /// Document the stunning biological ...

Charismatic, large swallows, Purple Martins are a beloved and iconic nestbox species in the eastern half of...

17% of Arizona’s 25 native amphibians are protected in Arizona, and four of these species occur here in the...

Madera Canyon is located about 66 kilometers (ca. 40 miles) south of Tucson, in the upper northern slopes o...

Track the moths of SEAZ here.

To help me find Ascleps!

Document the current bio-diversity along the Santa Cruz River flood plain in Santa Cruz County AZ

Targets for my trip to Arizona, trying to compile all of the endemics/near endemics to the southeastern par...

As the global climate warms, more and more organisms are seen travelling northwards every year. Naturalists...