fishing bait, multi-colored red yellow maggot. live flesh fly sarcophagidae larva sarcophaga bercaea macro closeup

animal bait biology metamorphose squirm fisherman colorful creepy nature fish winter technology worm fly insect larva meal bug closeup fishing lure macro maggot mixed small white larvae live brown group caterpillar crawling farm invertebrate defatted diets creature ground grub chitin yellow ugly wildlife natural mealworm ugliness red hustle crawl moves fussing activity outdoor concept aquarium