Because they can.
This normally only occurs when females are in heat and the bull will smell urine or lick her hind end. This is how they determine if she is in heat. But other than that cattle do not lick each others butts.
Because its very fun and men asses taste nice
a cat do not smell another cats bums
They lick it to clean off debris such as excess droppings, litter from the box, or to just plain clean it.They also like the claen feeling, like humans.
They lick each other
No.
They lick butts
Dirty butts that you lick!
cats lick you to show they like you
Butts are for james milligans to lick
Yes
NO they lick cats