blue butterfly

adnroconia antenna aposematism aquifolium argiolus azure black blackberry blue body bottom butterfly celastrina cling coherent coloration compound crystal day diurnal dots easily echo eye flying head hindwing holly holometabolous ilex insect ivory ladon leaf legs light lycaenid mimicry nature nectar pale pheromone photonic pigmented pollen pollinator polzmorphism probosci proboscis resting scale scattering sensilla side silver spring structural tarsi taste thorax wings