yes rats are cleaner!
Owls and hawks (and other birds of prey) eat rats.
no
no. dogs are cleaner than goats.
I think there are more rats in the world than humans.
They eat rats, birds, lizards and small animals
Yes
At least 75x cleaner according to my vet.
No, birds and rats are two different species.
birds (parrots)
You buy birdbucks and then spent them in the poo cleaner bird
If you are just looking at the animal itself and not taking its size into consideration, dogs are far cleaner animals. Rats defecate much more often than dogs do. However, rats also groom themselves quite frequently. Whether or not dogs do is dependent upon breed.
Some birds prey on other birds because they are adapted and evolved to do so. This is no different than some mammals (such as cats and foxes) eating smaller mammals (such as mice and rats).
Owls and hawks (and other birds of prey) eat rats.
Bulldogs can catch rats on occasion however, they do not posses the prey drive or stamina that it takes to be good at doing so- unlike terriers who excel at the act.
They eat worms rats 
Jeremy.
mice, birds , rats