👉 Tarantulidae is a family of spiders and lizards in the order Lepidoptera. The family includes about 300 species, most of which are found in Central and South America. Tarantulas have a flattened body with six legs (legs 1-6), and they can be either venomous or non-venomous. They are known for their long, slender tentacles that help them escape from traps and other obstacles.