Ключевые слова: animal, behavior, brown, caterpillars, closeup, cluster, crust, dirt, dry, earth, environment, etna, field, forest, formation, furry, ground, group, hairy, insects, italy, larvae, line, living, march, mediterranean, movement, natural, nature, organized, pattern, pines, processionary, sicily, soil, species, striped, sunlight, sunny, surface, terrain, texture, trail, trees, volcanic, wild, worm,