Photos

Idaho & Montana field collecting, May-June, 2019

05/25/19 - A Great Basin rattlesnake (C. o. lutosus) found at a rookery within a crater in Idaho.
05/30/19 - A juvenile prairie rattlesnake (C. v. viridis) peeking out of a rock in northern Montana.
05/30/19 - Exploring a den site in northern Montana.