Tarantulas are hairy so that the army ants cleaning their homes don't eat them alive, a new study suggests. The study, published Aug. 6 in the Journal of Natural History, proposes several new ideas ...

Sun spiders, also known as camel spiders, aren’t actually spiders at all. They have a fearsome reputation and will prey on a variety of insects, ranging from wasps to silverfish. Although sun spiders ...

Eating fire ants might prepare a lizard’s immune system to be stung by the ants, according to a new study by researchers at Penn State. The study comprehensively assessed how the immune system ...