When Pyotr Pankratau was in the army he found a baby squirrel lying unconscious under a tree.
He nursed the baby squirrel back to health, feeding it every four hours. Pyotr now works as a taxi driver and his pet squirrel rides along with him.
See the linked articles below for the full story and for more pictures.
Minsk – a taxi with a… squirrel! (photo) – Euroradio.
The squaddie and the squirrel: Soft-hearted soldier who nursed dying baby creature back to health by feeding it every four hours – Daily Mail