Spiders

Many American homes include spiders. Although most spiders aren’t dangerous, black widows and brown recluses should be handled carefully, as their bites are poisonous.

Meet the Eight-Legged Intruders: Common House Spiders in the U.S.

Spiders are among the most common household pests in the U.S. They have eight legs, two body sections, and can spin silk. Appearance varies widely: black widows are shiny black with a red hourglass on their underside; brown recluses are light to dark brown with a violin-shaped mark on their backs. Wolf spiders are large, hairy, and usually gray or brown. Jumping spiders are small, colorful, and have large eyes. House spiders are yellowish-brown with an elongated abdomen, while yellow sac spiders are pale yellow or beige and less than half an inch long. From fields to homes, spiders are found nearly everywhere — including cranberry field spiders .

Spiders: The Silent Bug Hunters

Spiders are nature’s pest controllers. They feed on insects such as flies, mosquitoes, ants, and beetles—many of which are common in homes. While some spin webs to trap their prey, others like wolf spiders and jumping spider actively hunt. Most spiders are solitary and non-aggressive, preferring to avoid humans. Bites from spiders like the black widow and brown recluse typically occur only in self-defense.

Why Spiders Love Your Home: The Hidden Invitation

Spider infestations are common in the U.S. due to accessible prey, favorable climates, and numerous hiding spots inside and around homes. These conditions make it easy for spiders to settle and thrive. While many are harmless, the presence of spiders can cause discomfort and fear. Its essential to address infestations early to prevent potential bites and create a more comfortable living environment.