catterpillar of papilio machaon nearing its final days as a caterpillar. crawling on a fennel.

activity animal background big bug butterfly caterpillar chrysalis closeup colorful composition crawl creature detail entomology fauna fennel field garden grass green grub insect larva larvae lepidoptera life linnaeus long machaon macro monarch montans nature nymph outdoor papilio plant prepupating pupation rare species summer swallowtail wild wilderness wildlife worm