Well first of all there is no certain breed that scares cats. That depends on the cat. They can be frightened of dogs or not. I have one cat that loves being around my nanas dog and the other hides from her. And if you meant to say hypoallergenic (dogs for those who have Allergies) then here is a list of them.
quite a few scare them we do loud noises dogs cats and anything if it is loud enough possums are quiet timmid
Cats and dogs are Fauna, animals, not plants
Butch is a Great Pyrenees in Cats n' Dogs AND Cats n' Dogs the Revenge of Kitty Galore.
A Beagle.
cats and dogs and seafood mostly
cats and dogs and seafood mostly
dogs and cats
Dogs and cats (and horses).
Cats and dogs, sometimes fish.
Cats,birds of prey,dogs and snakes.
It's an idiom.
Cats and dogs.