Ground spider spiders colorado3/28/2024 ![]() ![]() They may come inside in objects such as boxes, flowerpots, baskets, or other items stored outdoors for a period of time, where they have established their irregular webs. These spiders are most often found in basement window wells, beneath lawn benches or porches, and in garages, tool sheds, old lumber piles, rock piles, trash piles, and water meters. The black widow is common in Maryland but is not often found indoors. Photo: Sturgis McKeever, Georgia Southern University, They sit waiting on flowers and leaves ready to attack prey that comes along.īlack widow spider (Latrodectus mactans). Photo: Frank Peairs, Colorado State University, Ĭrab spiders are bright white, yellow or reddish with their legs projecting from their sides giving them the appearance of a crab. Jumping spiders generally do not appear in large numbers and can be removed individually.Ĭrab spider. They may be marked with red or white dots. Jumping spiders are often black, quite hairy, and as large as 1/3 inch long. They are frequently found around windows in search of prey such as flies. Jumping spiders move in jumps or short, rapid runs. ![]() Photo: David Cappaert, ĭaring jumping spider (Phidippus audax). Exclusion is the best way to keep them outdoors. Wolf spiders come indoors most frequently in the fall and are usually found in basements. Some wolf spiders can be fairly large and have a frightening appearance. They do not attack humans even if they run across one’s hand or foot, but if handled or confined, they can give a sharp bite. The size varies from 1/4 inch to 1 1/2 inches in body length with a leg span of 3 inches. ![]() Their colors range from black and white to earth tones. Wolf spiders are active hunters (they can move fast) and do not construct webs. They have very good vision and hunt down prey day and night. “Bite sites are a serious problem.” A brown recluse bite can cause necrotizing wounds (meaning, it kills the cells and tissues around it), so you’ll want to see a doctor immediately if you think you’ve been bitten by one, Russell says.Common spiders found in Maryland Wolf spiders “The recluse can cause serious damage to people,” says Pereira. “If you live in an area where brown recluse is common, it’s a good idea to shake out your clothes and shoes, or wear gloves if you are working in your shed or garage.”Ĭan they harm you? Yes. “Many bites occur because the spider is hiding in folded towels and sheets, underneath a pile of clothes on the floor, or in shoes in a closet,” Potzler says. Where you’ll find them: The brown recluse likes to hang out in undisturbed corners of homes, in sheds, and in basements or cellars. Also, brown recluse spiders have six eyes, instead of the eight that many other spiders have. What they look like: The brown recluse is a brown spider with a distinct “violin-shaped marking” on the top of its head and down its back, Potzler says. ![]() Here are some of the most common house spiders you might see, how to identify them, and whether they’re potentially harmful (heads up: most aren’t). Still, some can be a little more problematic than others-especially when considering potential spider bites (see: how to treat a spider bite). Translation: They get rid of other bugs-like roaches, flies, and millipedes-that you also do not want to deal with. Pereira, Ph.D., an insect research scientist with the University of Florida. “The majority of the spiders cause us no harm and are predators of pests,” says entomologist Roberto M. Unfortunately, you might start to notice more spiders inside your basement, attic, bathroom, and general living spaces when the weather changes.īefore you panic, know this: It can actually be a good thing to have spiders around. And, when one shows up in your home, it can be downright freaky. And with different species come different levels of concern-which makes learning how to identify the critters important.Īfter all, spotting a spider in your immediate vicinity can be a little intense, especially if you have a major fear of the creepy crawlers. With so many kinds of eight-legged bugs running around, house spiders are bound to pop up in your abode from time to time. In fact, there are about 40,000 species of spiders in the world, and North America houses nearly 3,000 of them, according to. North America is home to many types of arachnids. ![]()
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