2 or 3 of them hanging about and sunning themselves on my balcony, periodically checking the nesting tubes in the wistful hope of finding a female inside. I guess I must have had a nesting female last year, though I'm not sure exactly where; I saw one a couple of times visiting my flowers but never caught her in the act.
Follow-up observation of https://www.inaturalist.org/observations/196234014
27 days later.
Observations in the series :