bumblebee covered in pollen on a sunflower

agricoltura animal antere apidae background bee black blossom bombus bumble bumblebee closeup corolla daylight densely enthomology environment fauna feed flight flower fly furry hair humblebee impollinatore impollinazione insect macro maggiore natural nature nectar outdoor petals plump pollen proboscis ricoperto season seasonal soft stamen summer sunflower sunlight sunny terrestris tongue white wildlife wings yellow zoology