vertical closeup on a fluffy brown banded bumblebee, bombus pascuorum sitting on a purple knapweed flower

arthropod bee bombus pascuorum centaurea jacea common european flora hymenoptera insect nature animal wildlife apidae biology brown carder knapweed brownbanded brownray buff bumble bumblebee close closeup daisy family entomology eye flower flowering fluffy hairy macro orange outdoor pollination pollinator purple single social striped summer vertical wild wildflower wing natural banded