|Mother and kittens on the donkey track near Patitiri|
But what about the ones you can't help and the winter months when there are few visitors? That is where organisations such as ASAP (Alonnisos Society for Protection of Animals) comes in. Providing year round care and help for all animals (not just cats) this local charity carries out a range of activities including feeding programmes, re-homing for cats and dogs, and importantly bringing in vets to the island to provide medical care and spaying and neutering.
Of course, many islands have similar organisations so if you have a favourite Greek island and want to help the animals there try doing an internet search under "animal welfare" (or similar) to find the
Edit on 25/1/2018: I have removed the previous links to ASAP as they are no longer valid. It seems that due to changes in Greek law ASAP no longer operates in an "official" capacity. I have been assured, however, that supporters on the island continue to work to help the animals there -look out for them if you are visiting the island.