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Pull the socks as high up on your calves as possible, and spend at least 10 minutes walking around with the socks on. Fleas will leap out on to the socks to catch a ride. After walking through your house, take the socks off and inspect them for fleas. Take an extra lap or two through carpeted areas that flea are likely to inhabit. You can also shuffle your feet across carpets and rugs. This will build up friction, and the warmth will draw the fleas out. ” Flea dirt is the name commonly used to describe the small, visible droppings of fleas, which look like little bits of dirt. You’ll most likely find clusters of flea dirt on the floor of your home, or in rugs and carpets. To confirm that the specks are flea dirt, rub a damp paper towel over them. Flea dirt will leave reddish streaks behind. A clump of flea dirt often resembles a pile of fine-ground black pepper. Carpets and rugs are often safe havens for fleas, and places where fleas can lay their eggs in relative safety. In order to inspect carpets for flea eggs, put on a pair of light-colored latex or plastic gloves and run your fingers through the fibers of the rug. Flea eggs are very small and are white and oval-shaped. You may need to use a magnifying glass to look for flea eggs in the carpet and on your hands. If you often walk around your house barefoot, you may be a frequent victim of flea bites yourself. Fleas seldom bite humans above the knee, but their bites are itchy and cause small red bumps. You can tell flea bites apart from mosquito or spider bites by their differing appearances.  Unlike mosquito bites, flea bites cause very little swelling. Unlike spider bites, flea bites only have one small puncture hole, not two.
Walk through your house wearing a pair of white cotton socks. Look around your home for “flea dirt. Search for flea eggs in carpeting. Look for flea bites around your ankles and knees.