Spider, also called a spider, is a kind of segmented-book animals (arthropods) with two body segments, four pairs of legs, no wings and do not have a mouth chewers. All kinds of spiders in the order Araneae classified into; and along with scorpions, ketonggeng, eight-legged mite-all included in the class Arachnida. Field study of spiders called arachnologi
