It isn't unusual to see a spider hanging out in the middle of its complex silk web, just waiting for a tasty bug to come by. Less well-known is a spider that digs a burrow in the ground. Several species are known for doing this, and the reason why isn't as odd as it seems. Arachnid aficionados will love finding out about the weird adaptations that these creatures have developed. Intriguing text and in-depth sidebars are supported by remarkable photographs of all kinds of arachnids in their wild habitats.