larva of a rhinoceros and may beetles

acarus agriculture animal background bait beetle brown bug closeup dig disgustful fishing food gluttonous grub hairy insect invertebrate isolated jaw larva leaf leg loathsome macro maggot may melolontha nasicornis nasty nature nest oryctes pest plant repugnant rhinoceros root school season slimy soil spring squirm vermin white wingless worm zoology