Spiders often appear in homes for simple reasons, such as seeking shelter and food. Most of the species are not only harmless but also eat the insects in your home that you dislike.

All the spiders in the world combined annually eat about 440 to 880 million tons of insects and other pests — equal to the weight of more than 85 million elephants, according to a new study. That's a ...

Harmless black and yellow garden spiders are common in Texas landscapes and eat nothing but insects. Lately, my woods have been full of spiny orb-weavers, marbled orb-weavers and arrowhead-orb weavers ...