well most or all felines purr and one other species i know for sure that purr are elephants. the Indian Elephant purrs while it's feeding! Raccoons and Squirrels also purr. Bear Cubs and Hyenas also purr.
They are the only animals that can "purr"
Pugs are a distinctive breed of small dog. Generally, dogs do not purr. Cats, on the other hand, do purr.
Humans do not purr.
fur for a rat
pumas do not purr the hiss,growl,and have a kind of whistle
A house cat, or any other feline.
To make your Katsuma purr on Moshi Monsters, go to your room, hold your computer mouse over your Katsuma, click, hold, and move the mouse over your Katsuma. The Katsuma will purr or do other actions.
Cats purr for many reasons. They purr when they are content or relaxed, they purr when they are in pain, they purr while eating and female cats sometimes purr while giving birth. Both male and female cats purr. My neutered male cat purrs almost every time I pick him up. If the cat is spayed, obviously pregnancy isn't an issue. If she acts differently in other ways you might take her to the vet to be checked out but otherwise I think the purring is OK.
Purr is a noun and a verb.
No, rabbits do not have the ability to purr.
Animals make different sounds when they are in pain. For example, a horse would neigh, a lobster would scream and a cat would purr when in pain.
There is not a lot of information on cats purring, but I believe they do have the choice unless they are in pain and then it might be a reaction.