Spiders are the order of araneae and are anthropods that have 8 legs and 6 to 8 eyes and distinct mouthparts that are modified into fangs that have the capability to inject venom. Spiders are found all over the world with more than 40,000 different species of spiders that have been identified. Spiders have the ability to extrude silk from their abdomen, which allows them to create webs to catch their prey.. Spiders prey on insects and other spiders, although some larger species have been known to take down birds and lizards. Their are a few species that are social and build communal webs to house anywhere from a few 50,000 individual spiders. Most spiders live at most 2 years, although some larger species can live up to 25 years in protected spaces. Adult female spiders are larger than their male counterparts , sometimes dramatically bigger. Male spiders can be recognized by the presence of their enlarged pair of palps or mouthparts. Male spiders are the ones that are more commonly found in homes as they have a tendency to disperse during the mating season in search of females. Spiders come in many shapes and sizes , some are smooth , some have a light fur covering their bodies and legs.