Spiders are arachnids, a class of arthropods closely related to scorpions, mites, and ticks. With over 45,000 species, ...

Black widow spiders, scientific name Latrodectus mactans, are among the most venomous of all arachnids. They are found in North America, and their bite can be fatal in some cases. If you found a ...

Learn more about a parasitic spider mite discovered in Brazil, the second of the genus ever described.

Cold temperatures and harsh weather conditions are bad news for most animals, including spiders. But these creatures aren’t ...

When researchers studying spiders and scorpions at the Zoological Collections Laboratory of the Butantan Institute in São ...

Scientists in Kerala have discovered a rare fishing spider that hunts fish in forest streams. The unique species reveals ...

A reduced genome in an island species raises evolutionary questions.

The arachnophobes have come to a decision: jumping spiders can stay. The other spiders must leave, but jumping spiders are ...