Red widow spiders have entirely red-brown bodies, with the exception of their black abdomen. ©Florida Division of Plant ...

The spider may be brown or have red legs. The western black widow. This spider is usually ... Pain might travel to your abdomen, back, or chest. You might sweat, have a fever, and become nauseated.

In the United States, there are five species of black widow spiders: the northern, southern and western varieties most commonly found in the regions they’re named for, as well as red and brown ...

and the Western black widow. These spiders are identified by the characteristic red hourglass marking on the underside of their abdomens and are known for their neurotoxic venom, which can cause ...