Theraphosidae is a family of spiders found across the world, including tarantulas. They have long been a popular pet choice due to their impressive sizes and impressive hunting abilities. Synonyms for the word "Family Theraphosidae" include "Tarantula family" or "bird-eating spider family". These spiders can grow up to several inches in diameter, depending on the species, and have hairy bodies that can be a variety of colors from brown to black. These spiders are known for their venom, which can be dangerous to humans, but many of them are also known for their gentle personalities and make great pets for those who are looking for an exotic pet.