The melancholy vampire, Louis de Pont du Lac, in The Vampire Chronicles by Anne Rice, drank the blood of rats instead of humans. He initially could not accept that he had to predate on humans, as instructed by his "maker" the Vampire Lestat.
"animals"
In Interview with the Vampire Louis would feed on rats instead of humans.
Animals; poodles for example.
rats
rats
Louis fed on humans. There was only one instance that I remember where he chose to feed off of a couple of pet dogs rather than an old lady.
He fed on rats and small animals
Animals. he hates the idea of killing humans so he decides to feed on animals instead. Such as rats and dogs.
Louis from Interview with a Vampire did not like to feed from humans. This caused Louis to feed from rats and other animals.
Rats
small animals
Rats