robber fly in the genus machimus perched on green leaves in colorado

machimus surroundings animal behavior arachnids biodiversity biomes camouflage color variation colorado conservation daytime ecological balance niche ecosystem entomological study entomology fauna flora fly species grasslands green habitat hunting insect classification insects leaves living organisms macro natural predators setting nature observation observational outdoor adventure exploration outdoors perched plant life predator predatory robber small creatures summer vegetative cover wildlife winged genus vibrant