Science

Interesting facts about Black Widow Spider

One of these following facts about the Black Widow should probably give you much information about this dangerous spider. The Black Widow, or also known as the Latrodectus, is a genus of spider in the family Thridiidae. The genus contains 32 recognized species distributed worldwide, including the North American black widows, the button spiders of Africa, and the Australian redback. Individual species vary widely in size. But in most cases the females are dark in color and readily identifiable by reddish hourglass shape markings on the abdomen. Furthermore, to get to know more about this spider, here are some facts about the Black Widow you might have interest in.

Facts about the Black Widow 1: Venomous Bite

The venomous bite of these spiders is famous as particularly dangerous because of the neurotoxin latrotoxin. It causes the condition latrodectism, both named for the genus.

Facts about the Black Widow 2: Female Black Widow

The female black widow has unusually large venom glands and her bite is particularly harmful to humans; however, Latrodectus bites rarely kill if proper medical treatment is provided.

Facts about the Black Widow – Black Widow

Facts about the Black Widow 3: Research

Research at the University of Hamburg in germany suggests this ultimate sacrifice strategy has evolved to promote the survival odds of the offspring; however females of some species only rarely show this behavior. And much of the documented evidence for mate cannibalism has been observed in laboratory cages where the males could not escape

Facts about the Black Widow 4: Tensile Strength

The ultimate tensile strength. And other physical properties of Latrodecturs hesperus (western black widow) silk were found to be similar to the properties of silk from orb-weaving spiders. that had been tested in other studies. The tensile strength for the three kinds of silk measured in the Blackledge study was about 1000 MPa.

Facts about the Black Widow – Details

Facts about the Black Widow 5: Hourglass Figure

The southern black widow, as well as the closely related western and northern species. They were previously famous as the same species, has a prominent red hourglass figure on the underside of its abdomen.

Facts about the Black Widow 6: Species

You can find Widow spiders on every continent of the world except Antarctica. In North America, the black widows commonly famous as southern, western, and northern black widow spiders. You can find these spiders in the United States. These spiders usually have “gray” or “brown” and the “red ” colors.

Facts about the Black Widow 7: Worldwide Spider

Latrodectus geometricus, the brown widow, grey widow, or brown button spider is seen in Africa, USA, South America, and Australia. It is unclear where this spider originated; however, you can see them in many warm, cosmopolitan locales.

Facts about the Black Widow 8: Bites

Due to the presence of latrotoxin in their venom, black widow bites are potentially dangerous. In fact, it may result in systemic effects including severe muscle pain, abdominal cramps, hyperhidrosis, tachycardia, and muscle spasms.

Facts about the Black Widow 9: Symptoms

Symptoms usually last for 3–7 days, but may persist for several weeks. Contrary to popular belief, most people who are bitten suffer no serious damage, let alone death. But bites can be fatal, usually to small children, the elderly, or the infirm.

Facts about the Black Widow 10: Pain Medications

You can use pain medications. Antivenom in one trial did not appear to be very useful.

Hope you would find those Black Widow facts really interesting, useful and helpful for your additional reading.

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