![]() ![]() Their banded legs are brown and black and red and black. They are dark brown to light brown with chevron markings and light stripes around the legs. The female can grow to 26mm, while males grow to half the size. The dark fishing spider is mostly found in wooded areas where they live on trees. Dark Fishing Spider Female dark fishing spider Males do have sharp ridges and have more black and white coloration with a slender abdomen.įemales will sit upside down in their webs waiting for insects, males are never too far away. Colors do vary from one spider to the next. Their bodies are brown, white, or black, acting as camouflage. The spined Micrathena female has pointed ridges on her abdomen, making her less appealing to predators. Spined Micrathena Adult female spined micrathenaĬommon name: spined micrathena, castleback orbweaver. They are silver with brown and black streaks on the top of the abdomen with yellow-orange or red spots close to the back of the abdomen. They have green legs and sides, which can vary from light to dark green. The orchard orbweaver is a long-jawed orbweaver that is found hanging upside down in the center of its orb-shaped web, which can span two feet in diameter. These small, tan, hairy spiders are friendly and do not have a reputation for biting unless they are handled roughly. The spider does create a web, which is its shelter and a place to eat its meal at its leisure. They leap towards an insect while shooting out a strand of silk, which stops the prey from escaping. Tan jumping spiders are able to jump more than four times their body length when they ambush prey or escape predators. Tan Jumping Spider Female tan jumping spider They are often seen on fences, walls, and plants, along with windowsills and behind curtains, hunting for their next meal. They are common in Illinois, often living near human homes. They have black and white hairs which create stripes, giving this spider its name. The female zebra jumping spider can grow to 9mm with males growing to 6mm in body length. Zebra Jumping Spider Zebra jumping spider The abdomen starts with dark lines but has a series of chevron markings. The lines are not as thick as the wolf spider. They are often confused as a wolf spider, with two black lines running down the side of a tan midline. They are exceptionally fast and drag passing prey into the funnel of their webs. They have large spinnerets on the top of the abdomen, giving the appearance of having a short tail. These funnel-web weavers are known for the cave-like webs that they create on lawns, the spider hiding at the back. Grass spiders are common on summer nights in Illinois. ![]() Grass Spiders American grass spiderĬommon name: American grass spiders, grass spiders. They will bite if they are harassed, but their bites are harmless and are often compared to a bee sting. They can grow up to 1.10 inches (28mm) for females and 0.35 inches (9mm) in body length for males. They have distinct black and yellow markings on their abdomen with an almost white cephalothorax (the part of the body where the legs attach). Yellow garden spiders are also known and black and yellow garden spiders. Yellow Garden Spider Yellow garden spiderĬommon name: yellow garden spider, black and yellow garden spider, golden garden spider, writing spider, zigzag spider, zipper spider, black and yellow argiope, corn spider, Steeler spider, McKinley spider. They are common in fields, gardens, backyards, parks, and woodlands. Their markings can also vary with some having barely any pattern to others having a distinct zigzag pattern on the sides of their abdomens. They vary from orange/red to yellow/brown with some being tan. They hide in a curled leaf on the edge of their web during the day. Spotted orbweavers create orb-shaped webs that can be two feet in diameter. Spotted Orbweaver Spotted orbweaverĬommon name: Hentz orbweaver, spotted orbweaver, barn spider. Their webs are a safe place for them to retreat, store prey and eat their prey. ![]() They are black with spots and stripes on their legs and abdomen. The female can grow to 18mm in body length, with the male being smaller and growing to around 15mm in body length. The bold jumping spider is a harmless spider that you will probably encounter in your home in Illinois. Common name: daring jumping spider, bold jumping spider. ![]()
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