alphitobius diaperinus beetle insect on the grain while eating. grain mold beetle on, lesser mealworm beetle a barley field

yellow flower nature insect plant invertebrate leaf animal grass sunlight branch green autumn wildlife produce prairie food alphitobius diaperinus beetle grain while eating mold lesser mealworm barley field summer dark black bug coleopteran antenna diversity entourage extreme coleoptera close-up darkling isolated tenebrionidae pest close macro biology arthropoda closeup entomology wild small dangerous diseases object hexapoda eating summer