In addition, its abdomen isn’t colorful at all, although its face certainly is. This spider also doesn’t lift and expand its ...

Related: Surprisingly-bad acting is key to jumping spider's survival During courtship, males unfold their fan — a flap on their abdomen used in courtship — and tilt it to one side. At the same ...

The brown recluse and black widow are the most common venomous spiders in the U.S. and Alabama. What are their habitats and how to prevent a bite.

No species has all seven, but orb-web weavers have five. Spiders have structures called spinnerets on their abdomen, usually on the underside to the rear. These are the silk-spinning organs. Different ...

and a yellow-orange hourglass marking on its abdomen. The bite is neuropathic like the black widow, but it generally does not spread, so it’s painful but not life threatening. These spiders are ...

The base of the fiddle typically covers the head, with the neck extending down toward the abdomen. The venom of brown recluse spiders is both cytotoxic and hemolytic. This means it can cause ...