The American Steel Blue Spider and the Bolivian Steel Blue Spider are relatively well-known spider species. Among them, theAmerican steel blue spider is one of the largest spiders in the world and is distributed in the Amazon region of South America. They are huge, measuring up to 25 centimeters in length and weighing up to 170 grams, and are considered the heaviest spiders in the world.
< p>The Bolivian Steel Blue Spider is a spider that lives in South America, mainly distributed in Bolivia, Peru and Brazil. They are small in size, usually between 10-15 cm in length, with blue or purple bodies and black stripes on their legs.