Once scarce, these rare spiders-often the size of a human hand-are now thriving in restored habitats. The efforts of dedicated conservationists have revived their population from the brink, marking a ...

Even though the "harmless" creatures are being brushed off, that doesn't mean they can't become a problem. Officials keeping ...

When it comes to the giant flying Joro spider that's now in Massachusetts, Boston.com readers are going through some things.

A black widow bite is a type of spider bite that is poisonous to humans. A black widow bite can cause nausea, itchiness, and ...

Medically reviewed by Jordana Haber Hazan, MDMedically reviewed by Jordana Haber Hazan, MD Black widow spiders, or Latrodectus mactans, are a type of venomous spider species known for their shiny ...

Black widow spiders, or Latrodectus mactans ... Vasodilators: This medication increases the size of blood vessels, while cardiotonics enhance the contraction of the heart muscle, leading to ...

Those aren't early Halloween decorations: giant Joro spiders, known for parachuting through the air, were spotted in Pennsylvania this month. Six of the spiders were reported on Sept. 5 ...

Joro spiders have ballooned their way to Pennsylvania ... able to inhabit most of the eastern U.S." While the Joro spiders' size may be intimidating, they are rather timid and do not pose a ...