The town of Stowbridge in England came to a brief halt when two swans were too preoccupied taking a stroll on the train tracks to realize they had stopped a locomotive and dozens of cars stuck behind the level crossing.
Impatient commuters watched as the leisurely swans and their two babies slowed the train behind them to a crawl.
Source:
https://pressfrom.info/uk/news/offb...ely-family-stroll-over-train-tracks.html