The traditional view is that mice (& rats) hate mèo (& vice versa). But here are some mèo who defy the stereotype, including one who adopted a baby con chuột as her own baby.
This Californian city has recognised two rats - trained to warn of seizures - as service animals. The rats are now in the same 'category' as guide dogs. Click on the link to read this fascinating development in rat&mice rights.