The Theraphosidae are the most famous and diverse mygalomorph spiders, and include some of the largest arachnids on earth. Their unique defense mechanisms, pred

Spiders of the World explores the huge diversity of spider species and their fascinating traits, with profiles of 117 families accompanied by expert commentary

Find out how the world's biggest spider uses its deadly fangs, scares away enemies, and turns the hairs on its body into weapons.