They are getting used to each other or their mating!!
Dogs sniff each others butts because it is their way of saying hello
a cat do not smell another cats bums
When dogs sniff each others butts it's like when we shake hands. It's a greeting. (Don't go around sniffing people's butts.)
cattery
they really like each other i have a morkie and two cats and they are always playing with each other
Dogs sniff each others butts because it is their way of saying hello
Seperate them. They are fighting to show dominance.
they sniff each others bum
To find out what sex
sniff each others butts and things
To communicate, lions sniff each other and roar.
Cats recognize each other be scent, so cats often go right up to each other and sniff each other when they meet. If the two cats like each other, often they will rub their cheeks together as well.
They sniff each others ainal holes and urinate on each other.
they pooed their pants and smelled each others poo so that they could tell things about them (i.e) ( sniff sniff mmmmmm you ate corn!)
It's their from of saying 'Hello' like we shake hands
They sniff each others butts, like other dogs.
they are cats&they are weird. bahahaha :]