Les Animaux dénaturés
First Edition  | |
| Author | Jean Bruller | 
|---|---|
| Language | French | 
Publication date  | 1952 | 
Les animaux dénaturés is a 1952 novel by Jean Bruller under his pseudonym Vercors. English-language editions appeared under the titles You Shall Know Them, The Murder of the Missing Link, and Borderline. The author adapted it into a play, Zoo ou l'Assassin philanthrope. The novel was adapted into the motion picture Skullduggery (1970), starring Burt Reynolds and Susan Clark.