Vernon Jones (1912)
266. THE FOX AND THE SNAKE
A Snake, in crossing a river, was carried away by the current, but managed to wriggle on to a bundle of thorns which was floating by, and was thus carried at a great rate down-stream. A Fox caught sight of it from the bank as it went whirling along, and called out, "Gad! the passenger fits the ship!"
Aesop's Fables: A New Translation by V.S. Vernon Jones with illustrations by Arthur Rackham (1912). This book is available online at Project Gutenberg.