chrysolina coerulans, the blue mint beetle or blue mint leaf beetle

invertebrate beatles herbivore chrysolina coerulans blue mint leaf beetle european herbal organic menthol spring small aroma spearmint aromatic color chrysomelidae herbacea colorful copulate wing detail creature animal plant entomology closeup bug foliage outdoor metallic nature natural green macro wildlife insect fauna lema wild shiny shine arthropod cyanella black legs antennae smooth head parallel-sided thorax pronotal disk fine punctures elytra iridescent