You also may see a brown widow spider, or Latrodectus geometricus, which is a close relative of black widows. It's tan and ...

Brown widow spiders (Latrodectus geometricus) don’t seem to get along with their cousins from the same genus, and over the past few decades scientists have observed brown widow spiders ...

In 2016, Canadian and Israeli researchers reported the discovery of an alternative, safer, strategy: Male redbacks and brown widow spiders (Latrodectus geometricus) will bite their way through the ...

A population of adult reproductive female brown widow spiders, Latrodectus geometricus Koch (Araneae: Theridiidae) was collected in North Central Florida. Within weeks, the spiders displayed reduced ...

San Diego group works to highlight the role spiders play in a balanced ecosystem San Diego Spider Society founder Randy Supczak held event at Poway’s Walter Andersen Nursery ...

An orange hourglass is typical of the brown widow (Latrodectus geometricus), an invasive species native to Africa. Possibly transplanted in cargo hauled by 18-wheelers, this spider's range in the ...

Published Apr 30, 2018 at 1:07 PM EDT Updated Apr 30, 2018 at 1:07 PM EDT Updated ...

Tahiti is a popular tourist destination, but one unwanted visitor has decided to make its home there: the brown widow spider (Latrodectus geometricus). A new article has reported the discovery of ...

The brown widow spider, Latrodectus geometricus, is an urban invasive species found in warm climates worldwide. To investigate variation in host and parasitoid density, ...

JACKSON, Miss. – As if the West Nile-toting mosquito isn't enough to worry Mississippians, add the poisonous Latrodectus geometricus to the state's list of creepy-crawly creatures. Dr. Jerome ...

Native Western black widow (Latrodectus hesperus) with egg sacs. While mature females of this species are a potential medical concern, they are important to healthy ecosystems. Courtesy Randy Supczak ...