Quote Originally Posted by weaseldust View Post
The polymorph ability is still good for infiltration and hiding (there are few places you can't get into or out of as either a cat, raven, or badger) and for scouting/searching for things (even if you have higher wisdom than the animal, they can get darkvision or echolocation and often have advantage on perception checks with certain senses).
I'm not sure what a cat's perception will actually find you, unless you're looking for small vermin, a piece of string, or the dot from a laser pointer,