Researchers witness strange sea animals, including poisonous sea pigs and hand-sized sea spiders, while sailing to the Denman Glacier.

Six venomous spiders reside in Mississippi, including three variations of the widow spider. The most medically significant spider bites come from black widows and brown recluses. Many suspected ...

Southeastern Australia is witnessing an unusual spectacle as millions of spiders engage in mass ballooning to escape flooded ...