Polyommatus eros Family : Lycaenidae The Eros blue (Polyommatus eros) is a species limited to the European heights where can be even frequent. Often mistaken with various congeners, it displays a remarkable sexual dimorphism. The male shows a bright bluish colouring whilst the female is completely brown and opaque. The larvae live in symbiosis with some species of ants © Giuseppe Mazza → For general notions about the Lepidoptera please click here. → To appreciate the biodiversity within the BUTTERFLIES please click here. Polyommatus eros was last modified: December 20th, 2018 by Giuseppe Mazza