male chalk hill blue butterfly on a brown knapweed flower with a green bokeh background

flower plant insect wildflower nature invertebrate meadow grass animal prairie butterfly herb pollinator wildlife petal leaf antennae beautiful blossom blue bokeh background bright brown knapweed brownray chalk hill chalkhill closeup colorful common cornflower entaurea jacea entomology environment europe feeding head fluffy grassland little lysandra coridon male mountains natural nectar rich open wings pattern pink pollen polyommatinae polyommatus purple sexual dimorphism upper side violet wild green room text