Why do my 2 siamese cats wash each other?

I have 2 kittens. A boy who is 7-months-old and a girl who is 5-months-old. They both groom each other all the time, but my boy definitely grooms my girl ..... read more

Our two youngest cats (both male, ages 2 and 8) do this with each other all the time. The vigorous grooming gets the other cat riled up and ready to play. It usually starts off with some wrestling, and then branches out from there. read more

I have two cats, one neutered male 2 1/2 years and the other unspayed female 6 1/2 months old. They are completely unrelated and they both lie down together and groom each other every single day, multiple times. read more