a caterpillar walking on a tree trunk, with natural blur background

insect animal invertebrate green arthropod nature grass flower dragonfly leaf damselfly wildlife fly plant caterpillar walking tree trunk natural blur background cut closeup extreme multi colored yellow color change solitude focus foreground people hairy vegetable summer moth sergestes crassus crawling pest landscape scenery living organism poisonous uncultivated larva bright lush foliage environment loop drive beauty reserve stage worm pattern garden small abdomen agriculture ant autumn biology brown