Top left: A common orb-web weaving spider species is the yellow garden spider (Agriope aurantia). (Photo by Caleb Wilson, Ph.D.) Top right: Space-web weaving spiders such as the common house spider (Parasteatoda tepidariorum) create irregular cobwebs. (Photo by Matt Bertone, Ph.D., NC State University) Bottom: Active hunting spiders such as this Wulfila sp. spider do not create webs; ghost spiders (family Anyphaneidae) are common representatives of this guild. (Photo by Matt Bertone, Ph.D., NC State University)