There are 360+ species of Bee in the UK, of which 100 have been recorded in Glamorgan. I've started photographing them as they usually go hand in hand with Hoverfly recording, I've managed only 23 in the Llynfi Valley so far [1+ year].
Orange-tailed (Early) mining Bee
Brown-footed Leaf-cutter Bee
Fork-tailed Flower Bee