Latrodectus mactans

The Black Widow Spider

This highly venomous spider is probably the most well known spider in the world. I will put some more info on the venom and its effects soon. In the mean time, stay clear of this spider.

Above: the distinctive hourglass marking on the underside of all widow spiders.

Above: This mature female had chosen to build her web next to a warning sign on a garage door.

 

Above: this image of a juvenile female black widow was sent to me by Pat Quiroz of Southern California.

 

 

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