closeup on a male early cellophane solitary bee, colletes cunicularius sitting on the ground

cunicularius biodiversity invertebrate hymenoptera pollination underground cellophane arthropoda colletidae entomology pollinator springtime arthropod moustache plasterer protected solitary colletes flanders colletid detailed isolated outdoors wildlife closeup sitting natural belgium biology ecology ground europe insect nature animal fluffy garden mining single spring vernal early adult brown hairy macro male nest wild bee