Red widow spiders have entirely red-brown bodies, with the exception of their black abdomen. ©Florida Division of Plant Industry Archive / CC BY 3.0 US, via Wikimedia Commons – Original ...

This variation in coloring means that black widow spiders can be tricky to spot if they aren’t black and red females. 2. Only female spiders bite … usually.

The black widow spider (Latrodectus spp.) ... 31 recognized species including the Australian red-back, brown widow spider (sometimes called the gray widow), and the red widow spider.

Arguably one of the most iconic spiders in the world, the black widow spider (Latrodectus mactans) is an arthropod with an unmistakable identity.This jet-black arachnid ranges from 0.2 to 0.5 ...

Both species of widow spiders have glove-shaped abdomens and long legs, with females generally being larger than males. Female black widows are glossy black, featuring a red hourglass pattern on ...