beetles and aphids

aphid aphids axyridis background beetle beetles biodiversity biological bird bug cardinalis carnivorous chilocorus circle circular coccinella coccinellidae coleoptera collection color control cycle design development diversity droste effect enemy entomology environment harmonia hippodamia hyperaspis insects isolated lady ladybird ladybug ladybugs life macro natural novius ornamental pattern predator psyllobora rodolia scymnus septempunctata seven spot spots stage variegata white