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When a black widow spider bites, it typically causes a painful pinprick sensation. The site of the bite then swells slightly and forms a red rash. You might see two fang marks inside the bite area ...
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Steatoda nobilis is a spider in the genus Steatoda, known in the United Kingdom as the noble false widow, [1] [2] as it superficially resembles and is frequently mistaken for the black widow and other spiders in the genus Latrodectus.
Olsynium douglasii is a species of flowering plant in the iris family ().Common names include Douglas' olsynium, [2] Douglas' grasswidow, [3] grass-widow, blue-eyed grass, purple-eyed-grass, and satin flower, [4] It is the only species in the genus Olsynium in North America, the remaining 11 species being from South America.
The family includes some model organisms for research, including the medically important widow spiders. They are important to studies characterizing their venom and its clinical manifestation, but widow spiders are also used in research on spider silk and sexual biology, including sexual cannibalism .
If, however, there is a substantial dose, a bite can cause latrodectism. The main symptoms are generalized muscle pain, stomach cramps, nausea and vomiting. [2] [3] Initially a pinprick or burning sensation can be felt when bitten by widow spiders. If there was enough venom injected, pain worsens over the next hour.
"Hump Day" is a play off the idiom "over the hump," which refers to being at the midpoint. The phrase was used colloquially in the 1920s — when people were saying things like "applesauce" and ...