Bee - but what species?

 Bee - but what species?

Observation - Bee - but what species? - UK and Ireland. Description: This bee caught my attention because it did not seem interested in near by flowering plants. I watched it for about 5/10 minutes. It just seemed to be interested in exploring the blade of grass it was on. The grass was not in direct sunlight so the bee wa

This bee caught my attention because it did not seem interested in near by flowering plants. I watched it for about 5/10 minutes. It just seemed to be interested in exploring the blade of grass it was on. The grass was not in direct sunlight so the bee was not 'sunbathing'. Anyone know what species of bee it is and why it might have been behaving in this manner. Photos of the bee from different angles are included.