What tyres for…..

…Lake District porcupines??

Walkers in the Eden Valley are being warned not to approach two porcupines that have escaped from an animal rescue centre.

The father and son made a bid for freedom from their home near Penrith and are at loose in the Cumbrian countryside.

http://www.grough.co.uk/magazine/2013/07/31/cumbria-walkers-warned-not-to-approach-escaped-porcupines