Greene, H. 1992 July 29 Tuesday, Pima Co., Arizona Arrived here approx 1630h after 8 hr drive from Barstow, having left Berkeley at 1400h yesterday. Heard David Foorman (formerly of "Earth First") speak at a slide show to raise money for "Sky Island Alliance", a group that promotes conservation of southern Arizona mountains. He is a charismatic and well informed speaker, who frequently refers to things and facts from scientists, with credit. Thunderstorm warning at dusk, rain as we emerged from the talk, and the Hardys' bridge was deep under water - so we drove around through a neighbor's pasture to a connecting yard! Several Scaphiopus calling loudly in roadside ditch. July 30 W. flank of Huachuca Mtns, approx 5700'd., Cochise Co., Arizona Visited our Crotalus willardi study sites w/ Dave Hardy and Fred Wilson. Sunny but not hot, ground moist. At 0940h we located the signal of Crotalus willardi #3 F under the end of a small high on the S. bank of the study ravine (Fred has full data). At 0955h we found C. willardi M #1 - a magnificent big greenish gray animal! - crawling from under a bunch grass clump, partly toward a nice sized reddish adult coiled approx 2/m away beside another clump. This is exactly where Fred saw him copulate last Saturday, seemingly w/ this red snake. At 1027h we spotted C. willardi F #2 fastly on a hillside; she crawled under the base of a grass clump w/out rattling, and I was very impressed w/ how well her