Fugitive rat sets distance record

The swimming ability of a rat which crossed open sea to find new territory has impressed New Zealand scientists. The rodent had been radio tagged and its movements tracked by researchers to learn more about pest species and how they invade small islands.
The rat was released on the uninhabited island of Motuhoropapa but refused to be captured at the project's end.

Read the full story at BBC News...
http://news.bbc.co.uk/2/hi/science/nature/4356980.stm