Female black widow spider with egg sac
Female black widow spider with egg sac
 
 
Young black widow spider
Young black widow spider
 
 
Female black widow spider
Female black widow spider
 
 
Egg sac, female and male black widow spiders
Egg sac, female and male black widow spiders
 
 
Close-up of a black widow spider
Close-up of a black widow spider
 
Black Widow Spider
Topic(s):   Invertebrates, Spiders
Quick Facts
Type of Animal arachnid
Habitat warm areas worldwide
Diet flies, moths, crickets caught in their web
Type of web cobweb or tangle web
Life span up to 3 years
Poisonous yes
Predators mud-dauber wasps
Endangered no

The black widow spider is almost all black. The female spider has a red mark on her belly. The male spider is smaller and has red and yellow markings.

The black widow spider is shy and stays hidden in its web with its belly up. It will bite if you bother the web. The female black widow spider bite is very poisonous.

The female can lay four to nine sacs of eggs in one summer. Each sac can have 20 to 900 eggs in it. Only one to twelve young spiders live. A black widow spider can live for 1 to 3 years.

Citation information

APA Style: Black Widow Spider. (2015, March). Retrieved from Facts4Me at http://www.facts4me.com

MLA Style: "Black Widow Spider." Facts4Me. Mar. 2015. http://www.facts4me.com.

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