suave: (especially of a man) charming, confident, and elegant
synonyms: sophisticated, debonair, urbane, polished, refined, poised, self-possessed, dignified, civilized, gentlemanly, gallant
– Google Dictionary
I can’t speak for all the synonyms, but surely “suave” is what comes to mind, looking at these photos. Who knew that this definition should also reference tree swallows? I mean, it takes poise to trespass so unabashedly.
