Keywords: fossil butte national monument fossilbuttenationalmonument fly bug bugs flies animal animals animalia arthropod arthropods arthropoda insect insects insecta diptera eye eyes compound eyes compoundeyes ocelli antenna antennae face portrait sensory array sensoryarray sensory organs sensoryorgans sensor array sensorarray pwrc patuxent wildlife research center usgs pollinator pwrcpatuxentwildliferesearchcenterusgspollinator zerene stacker zerenestacker zerene stacked head compound eye compoundeye macro macro photography macrophotography droege stackshot usgsbiml black background Unknown species of fly, Fossil Butte National Monument, Wyoming, 2012 Unknown species of fly, Fossil Butte National Monument, Wyoming, 2012 |