A fang is a long, pointed tooth. In mammals, a fang is a canine tooth, used for biting and tearing flesh. "Cuspid" redirects here For the heart valves see Bicuspid valve and Tricuspid valve. In snakes, it is a poison-injecting tooth (see snake venom). Snake venom is highly modified saliva that is produced by special glands of certain species of Snakes. Spiders also have fangs, which are part of the chelicerae. Spiders are Predatory Invertebrate Animals that have two body segments, eight legs no chewing mouth parts and no wings The Chelicerae are mouth parts of the Chelicerata, an Arthropod Subphylum that includes Arachnids, Merostomata
In mythology and folklore, fangs are found on vampires and demons. Vampires are mythological or folkloric revenants who subsist by feeding on the blood of the living