Ranger Robb: Tachina Fly on Rhus aromatica. Corral Pocket, Bear's Ears National Monument, Utah_2
Ranger Robb: Tachina Fly on Rhus aromatica. Corral Pocket, Bear's Ears National Monument, Utah_1
Ranger Robb: Tachina Fly on Rhus aromatica. Corral Pocket, Bear's Ears National Monument, Utah
Ranger Robb: Tachina Fliy on Rhus aromatica. Corral Pocket, Bear's Ears National Monument, Utah_1
Ranger Robb: Tachina Fliy on Rhus aromatica. Corral Pocket, Bear's Ears National Monument, Utah
Ranger Robb: Crap Spider with Tachina Fly. Horse Canyon, Needles District, Canyonlands NP, UT
Ranger Robb: Tachina Fly. Hart's Draw Road, Abajo Mountains, San Juan County, Utah
Ranger Robb: Tachina fly. Horse Canyon, Needles District, Canyonlands NP, UT
Ranger Robb: Tachina Fly. Horse Canyon, Needles District, Canyonlands NP, UT_2
Ranger Robb: Tachina Fly, Lavender Canyon, Bear's Ears National Monument, Utah
Ranger Robb: Tachina Fly, Lavender Canyon, Bear's Ears National Monument, Utah_1
Ranger Robb: Tachina Fly, Lavender Canyon, Bear's Ears National Monument, Utah_2
Ranger Robb: Tachina Fly, Lavender Canyon, Bear's Ears National Monument, Utah_3
Ranger Robb: Tachina Fly, Negro Bill Canyon, UT
Ranger Robb: Tachina Fly. Miner's Basin, La Sal Mountains, GrandCounty, UT
Ranger Robb: Tachina Fly, Negro Bill Canyon, Grand County, UT27 August 2016, Robb Hannwacker
Ranger Robb: Tachina Fly, Abajo Mtns, UT_1
Ranger Robb: Tachina Fly, Abajo Mtns, UT
Ranger Robb: Fly. Corral Pocket, Bear's Ear's National Monument, Utah
Ranger Robb: House Fly, Lost Canyon, Needles, CANY, UT
Ranger Robb: Bottle Fly, North Willow Canyon, Stansbury Mountains, Tooele County, UT
Ranger Robb: Bottle Fly, on Rhus aromatica. Corral Pocket, Bear's Ears National Monument, Utah_1
Ranger Robb: Bottle Fly, on Rhus aromatica. Corral Pocket, Bear's Ears National Monument, Utah_2
Ranger Robb: Bottle Fly, on Rhus aromatica. Corral Pocket, Bear's Ears National Monument, Utah
Ranger Robb: Syrphid Fly on Rhus aromatica. Corral Pocket, Bear's Ears National Monument, Utah
Ranger Robb: Syrphid Fly on Rhus aromatica. Corral Pocket, Bear's Ears National Monument, Utah_1
Ranger Robb: Bromeliad Fly, Copestylum sp. Newspaper Rock, Bear's Ears National Monument, UT
Ranger Robb: Syrphid Fly, Lower Indian Creek Trail, San Juan County, Utah
Ranger Robb: Syrphid Fly, Lower Indian Creek Trail, San Juan County, Utah_1
Ranger Robb: Bee Fly, Hart's Draw, San Juan County, UT