Ключевые слова: autumn, bark, beetles, bugs, class insecta, clumps, common insect, creep, family pyrrhocoridae, firefighters, genus pyrrhocoris, gray, he firebug, infraorder pentatomomorpha, insects, kingdom animalia, many, natural, order hemiptera, phylum arthropoda, pyrrhocoris apterus, red, soldiers, structural, suborder heteroptera, superfamily pyrrhocoroidea, tree, trunk,