three-banded robber fly stichopogon trifasciatus perched on a rock waiting for prey in northern colorado

animal background black body brown bug carnivore close closeup colorado detail detailed diptera distinctive entomology eye family flies fly gray hairy insect invertebrate large local macro nature nobody northern perched predator predatory prey proboscis range robber rock scientific segments side southern species stichopogon threebanded trifasciatus view waiting wildlife wing