Mining bee?

           Mining bee?

Observation - Mining bee? - UK and Ireland. Description: Not sure whether the yellow thighs are hairs or pollen. I think it's a mining bee, but not sure which. Is it possible to tell from this photo? (It was investigating holes in a wall.)

Not sure whether the yellow thighs are hairs or pollen. I think it's a mining bee, but not sure which. Is it possible to tell from this photo? (It was investigating holes in a wall.)