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Paying homage to the wonderful, unusual and diverse world of animals. I make no claim to content ownership. Sources are credited (with links) whenever possible — on both unique posts & re-blogs. Any post will be removed upon request (please provide URL link to the post/page). Enjoy! Email: animalworldtumblrblog@gmail.com Twitter: @animalworldtoo


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BLACK WIDOW SPIDER (L. hesperus)  -  ©NTI for the Daily Mail Not uncommon in our neighborhood, but still surprised to find THREE of them decided to make a nest under my dish drainer this week - EEEEEEEK! Sadly, the click through is to an article from 2008, reporting their expansion into the U.K. Black Widow spiders inhabit most of the warmer regions of the world to a latitude of about 45 degrees N. and S. They occur throughout all four deserts of the American Southwest. The female black widow spider is the most venomous spider in North America Her bite seldom causes death as it injects a very small amount of poison Reports indicate human mortality at well less than 1% from black widow spider bites. [A Black Widow bite did kill one of my cats several years ago] Anyone bitten by a black widow spider should seek medical care Cold weather and drought may drive these spiders into buildings —bingo! Adult male Black Widows wander in search of females but do not feed or bite. Females may occasionally kill and eat a male after mating but this is more the exception than the rule.

BLACK WIDOW SPIDER (L. hesperus)  -  ©NTI for the Daily Mail

Not uncommon in our neighborhood, but still surprised to find THREE of them decided to make a nest under my dish drainer this week - EEEEEEEK!

Sadly, the click through is to an article from 2008, reporting their expansion into the U.K.

  • Black Widow spiders inhabit most of the warmer regions of the world to a latitude of about 45 degrees N. and S.
  • They occur throughout all four deserts of the American Southwest.
  • The female black widow spider is the most venomous spider in North America
  • Her bite seldom causes death as it injects a very small amount of poison
  • Reports indicate human mortality at well less than 1% from black widow spider bites. [A Black Widow bite did kill one of my cats several years ago]
  • Anyone bitten by a black widow spider should seek medical care
  • Cold weather and drought may drive these spiders into buildings —bingo!
  • Adult male Black Widows wander in search of females but do not feed or bite.
  • Females may occasionally kill and eat a male after mating but this is more the exception than the rule.

Notes

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