Tarantulas are the largest member of the spider species. It is incapable of building a web, but hunt prey by sneaking up on them and poisoning them with its venom. In Paranormal Witness, Tarantulas are a form of fear. Because of there looks people are scared. Most times Tarantulas would avoid human conflict and rather hide, but in the episode "The Coven"; the Tarantulas where summoned to the house trough the ventilation vents, the toilet, sinks and the drain.