Red eye Flesh Fly watches Yellowjacket wasp eating lichen on tree bark

macro yellowjacket wasp insect red eye flesh fly fly feed eat yellow lichen tree bark mature closeup explore crevice tree bark close up nature wildlife hornet animal vespula germanica maculifrons entomology dolichovespula abdomen thorax head antenna antennae wing black and yellow marking stripe dot pattern hymenoptera black outdoor detail fauna arthropod sarcophagidae oestroidea