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Tetranychus urticae (common names include red spider mite and two-spotted spider mite) is a species of plant-feeding mite generally considered to be a pest. It is the most widely known member of the family Tetranychidae or spider mites. Its genome was fully sequenced in 2011, and was the first genome sequence from any chelicerate.
Spider mites on a lemon plant. Hot, dry conditions are often associated with population build-up of spider mites. Under optimal conditions (approximately 27 °C), the two-spotted spider mite can hatch in as little as 3 days, and become sexually mature in as little as 5 days. One female can lay up to 20 eggs per day and can live for 2 to 4 weeks ...
Tetranychus is a genus of spider mite. Tetranychus is one of the most economically important genera of mites, due to its high potential to destroy agriculture. [ 1 ] It contains 159 described species, the most significant of which is Tetranychus urticae .
What they look like: Chiggers, a type of small mite, typically leave clusters of bites that are often very itchy. In many cases, chigger bites appear as small, red and itchy bumps. Sometimes, they ...
Spider mites feed on hundreds of different plants, including vegetables, fruits, flowers, shrubs, trees, and houseplants. As the name indicates, they’re related to spiders and have eight legs ...
Galls on cherry caused by a mite, Eriophyes cerasicrumena. The mites that cause most trouble in the field are the spider mites. These are less than 1 mm (0.04 in) in diameter, can be very numerous, and thrive in hot, dry conditions. They mostly live on the underside of leaves and puncture the plant cells to feed, with some species forming webbing.
There are a few larger spider species, including wolf spiders and fishing spiders, that might get aggressive and bite humans if they're provoked. But bites from these spiders aren't dangerous.
Tetranychus lintearius is a species of spider mite known as the gorse spider mite. It is used as an agent of biological pest control on common gorse, a noxious weed in some countries. The adult mite is half a millimeter long and bright red. It lives in colonies in a shelter of spun silk spanning many branch tips.