last week my guinea pig lisa became very ill, took her vets they didn't know what was wrong, thought she had spinal nerve problems, she died next day 8.... my other 2 piggies maggie and spiker have been fine, usual selves. just checked piggies and maggie is dead she was fine yesterday 8... . i got maggie and lisa together, spiker later on. He looks fine but concerned as he is now on his own and worried i will loose him too.