Brown Widow Spider

Types of Spiders Index



Common Name and Latin Name
The Common Name and Latin Name are as follows:
Common Name (s): Brown Widow Spider, Grey widow, brown button spider or geometric button spider
Latin Name: Latrodectus geometricus 

Brown Widow Spider identification - what does it look like?
There colour can range from tan to a dark brown to black, with a few shades of grey, they also have an hourglass marking on the underside much like the black widow species in the United States, however the Brown widow's hourglass is normally a vivid orange or a yellowish colour.

What do Brown Widow Spiders eat? What is its prey?
Brown Widow spiders will prey and feed normally on a variety of:

  • Insects
  • Flies
  • Mosquitoes
  • Grasshoppers
  • Beetles
  • Caterpillars
  • Woodlice
  • Diplopods
  • Chilopods
  • Other arachnids are also at risk

Is the Brown Widow Spider poisonous?
All types (except Uloboridae) are poisonous! The Brown Widow spider has a medically significant venom, there venom is twice as potent as the Black Widow, but it is usually confined to the bite area and affecting the surrounding tissue.

How big is the Brown Widow Spider?
The Brown widow spider grows to be 38 millimetres long and 6.4 millimetres in diameter.

Where does the Brown Widow Spider live, what is its habitat?
The Brown widow spider can be found in parts of the south-eastern, south and south-western United States as well as parts of Australia, South Africa and Cyprus. They can be found more commonly around buildings in tropical areas.

What is the average life span of the Brown Widow Spider?
This type of spider lives on average for between 1 and 3 years  

Does the Brown Widow Spider have good eyesight?
Brown Widow spiders have very poor eyesight and depend mostly on vibrations through their web to orientate themselves to the location of prey entangled on their web or to worn them of something larger such as animals that could injure or kill them

Facts and Information about the Brown Widow Spider
Did you know the following facts about the arachnid commonly known as the Brown Widow Spider?

  • Fact One - There egg sacks are spike in appearance, different from other widow spiders egg sacks that are smooth
  • Fact Two - Eggs hatch in around 20 days
  • Fact Three - Bites from these types of spiders are feared, but widow spiders are generally non aggressive

Classification of the Brown Widow Spider
Species of spiders are classified according to shared physical characteristics. Spider taxonomy is the science of finding, describing, classifying and naming organisms in a hierarchical system. This method of classification helps when a description of 40,000 spiders is required! The organization of living things have seven major categories: Kingdom, Phylum, Class, Order, Family, Genus, Species. The classification of the Brown Widow Spider is as follows:

Kingdom: Animalia
(Kingdom relates to the highest taxonomic group into which organisms are grouped; one of five biological categories: Monera or Protoctista or Plantae or Fungi or Animalia) :

Phylum: Arthropoda
Phyla are groups of classes. A series of animals or plants genetically connected with shared characteristics. The second biggest grouping in taxonomy. Arthropoda are jointed-foot invertebrates: arachnids, crustaceans, insects etc

Class: Arachnida
A Class is a taxonomic group containing one or more orders. Arachnid  consist of any of the eight-legged creatures, including spiders and scorpions, of the class Arachnida

Order: Araneae
A taxonomic order, within the class Arachnida (spiders)

The Subclass is nother taxonomic category below a class and above an order which helps in the classification process

Family: Theridiidae
Another taxonomic category below an order and above a genus which helps in the classification process.

Genus: Latrodectus
Another taxonomic category below a family and above the level of species which helps in the classification process.

Species: L. geometricus
Specis is a taxonomic group whose members can interbreed.

Spider Exterminators - Pest Control 
Generally speaking, people do not like spiders especially Brown Widow Spiders and most of all, do not want them in their homes! There are many forms of pest control and ways to exterminate spiders such as Brown Widow Spiders. There are spider exterminators, services, spider zappers, spider traps, spider repeller, spider catchers, spider traps for the removal and extermination process. Advice is available on subjects such as pest controls, pest prevention, spider catchers, spider exterminators and how to kill spiders like Brown Widow Spiders. Some people would like to eliminate spiders from there homes completely, this can be very difficult as an open window on a summers day will allow spiders in, even opening your front door when entering and leaving will allow pesky spiders in. It is very easy to get rid of Brown Widow Spiders by catching them yourself. Its best not to kill spiders as they are very important in controlling the level of other insects that are pests.

There are many different spiders which can be found in every region of the world. This article provides details, facts and information about the Brown Widow Spider including what the Brown Widow Spider looks like, it's description, classification, what it likes to eat and what are its natural enemies. There are also facts and information about the size of the Brown Widow Spider the habitat in which it  lives and an indication of how long it might live. Everything you wanted to know about the Brown Widow Spider - facts and info for kids, children and their teachers and for everyone interested in the facts about the Brown Widow Spider.

Different Brown Widow Spider

  • Interesting facts and Info about the Brown Widow Spider
  • Classification details, definitions and descriptions
  • Description and size
  • Habitat and prey
  • Life Span
  • Extermination, pest control and Spider catchers and deterrents
  • Brown Widow Spider

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