the answer is that Bunnicula is a vampire a modern vampire Bunnicula only bites vegetables.

In the book "Bunnicula," the rabbit named Bunnicula is suspected of being a vampire bunny that sucks the juice out of vegetables, leaving them white and withered. The family pets, Harold and Chester, embark on a mission to prove Bunnicula's true nature.

a family adopts a rabbit found at the movies. the familie's housecat believes that the rabbit is a vampire.

The Monroes find a rabbit that they found at a Dracula movie and the cat known by Chester thinks that Bunnicula is a vampire. Chester began to try several, methods of killing Bunnicula, which gets him into trouble.

"Bunnicula Strikes Again" is a children's book written by James Howe. In this installment, Bunnicula, the vampire rabbit, goes on another mischievous adventure that involves supernatural elements and friendship. The story continues the theme of humor and suspense found in the previous Bunnicula books.