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redback

British  

noun

  1. a small venomous Australian spider, Latrodectus hasselti , having long thin legs and, in the female, a red stripe on the back of its globular abdomen

"Collins English Dictionary — Complete & Unabridged" 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012

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Only 3 percent of the world’s business is done using the redback.

From New York Times Mar. 11, 2022

Male Australian redback spiders perform courtship in phases, first at least 100 minutes of vibrating the web, and then vibrating both the web and the female’s abdomen before attempting to mate.

From National Geographic Feb. 10, 2018

Basically, among redback spiders, the female is five times as large as the male, which contributes to a certain power imbalance.

From Slate Jan. 9, 2017

On Tuesday the 21-year-old tradesman, identified only as Jordan, was using a portable toilet on a Sydney building site when he was bitten by a redback spider.

From BBC Sep. 28, 2016

Female redback spiders can store sperm and use it over a period of up to two years to lay several batches of eggs.

From The Guardian Sep. 20, 2016

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