RESCUE HELPERS UNITE: http://rescuehelpersunite.co.uk/?link-to-us,37

This is a useful website where volunteers proactively help the rescue cause by homechecking, transporting and  posting/crossposting news of animals in difficulty. It is frequently accessed by rescues and a lot of good work is accomplished via it.
 

LITTLE BRAMBLES GUINEA PIG RESCUE:  www.lbgpr.co.uk

not only rescuing guinea pigs but also persian cats. A worthy enterprise.