What is "long-tailed tit"

n. Any of many subspecies of small passerine birds with long tails, (taxlink Aegithalos caudatus species noshow=1), found throughout Europe and Asia

The long-tailed tit or long-tailed bushtit (Aegithalos caudatus) is a common bird found throughout Europe and Asia. The genus name Aegithalos was a term used by Aristotle for some European tits, including the long-tailed tit. The specific caudatus is Latin and is derived from cauda, "tail".