A particularly odd friendship

How about this for an interspecial friendship: a rat has been living with a cat and her kittens in Yantai City. According to Ananova, the rat even drinks the cat's milk and plays with its "brothers and sisters." Apparently the cat's motherly instincts have trumped her predatory instincts as she is treating the rat the same as her own kittens:


Thanks to Aileen for sending this!