Black Widow
Black Widow
Black Widow (pronounced: blak wid-oh) is a common name for a group of venomous spiders in the genus Latrodectus. The name is derived from the behavior of the female of some species, who occasionally eat their mate after reproduction.
Etymology
The term "Black Widow" comes from the combination of the color "black" and the English word "widow". The "black" refers to the color of the spider, while "widow" refers to the female's habit of eating the male after mating, leaving her a "widow".
Description
Black Widow spiders are known for their distinctive black and red coloring. The females are larger than the males and are the most easily recognized, with a shiny black body and a red hourglass-shaped mark on the underside of their abdomen. Males are smaller and lighter in color, with less distinctive markings.
Venom
The venom of the Black Widow spider is a potent neurotoxin, which can cause severe symptoms in humans, including pain, muscle rigidity, vomiting, and sweating. The venom is delivered through a bite, which is usually not felt at the time but can cause pain within an hour. Despite the severity of the symptoms, bites from Black Widow spiders are rarely fatal to humans, especially with prompt medical treatment.
Treatment
Treatment for a Black Widow spider bite typically involves pain management and monitoring for complications. In severe cases, an antivenom may be administered. It is important to seek medical attention immediately if a bite is suspected.
Related Terms
- Latrodectus: The genus of spiders to which the Black Widow belongs.
- Neurotoxin: A type of poison that affects the nervous system.
- Antivenom: A medication used to treat venomous bites or stings.
External links
- Medical encyclopedia article on Black Widow
- Wikipedia's article - Black Widow
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