Many people react with alarm when a spider suddenly scurries across the wall or sits in the bathtub. Often, it is immediately ...

There are nearly 3,000 spider species in North America alone, making identifying a common house spider difficult. Is it just a harmless little guy? Or a venomous predator waiting to pounce? More ...

Common house spiders (Parasteatoda tepidariorum) and their tangled mass of silken cobwebs require little introduction. After all, they're quite common across the contiguous U.S. Although their looks ...