Mexican Yellow Eurema mexicana Butterfly Family Pieridae subfamily Coliadinae Photograph of Photo of Image of

Mexican Yellow Eurema mexicana Butterfly

Butterfly -- Mexican Yellow

Large Butterfly is Southern Dogface, small one behind is a Marine Blue

Altar Valley, Pima County, Arizona

September 26, 2014

Canon 70D, 300 mm f4 IS, EF 1.4x II

Size of Original: 4068 x 2848 pixels