a female robber fly in the genus efferia icamouflaged against a rocky surface in wyoming hunting for prey

adaptation efferia entomologist ground rocky surface wyoming animal behavior arthropod biodiversity biological diversity camouflage color detail ecology study entomology environment female field flora habitat insect morphology landscape lichen living organism macro nature microhabitat natural beauty naturalist 039 patterns observation interaction outdoor research robber fly rock formations species substrate texture wildlife genus icamouflaged hunting prey blends terrain textured vibrant