Most spiders neither make nor receive airborne sounds. But there is one exception. A specific kind of wolf spider makes purring noises when seeking a mate. Find out what gets a female spider in the mood.
Several kinds of female animals, including spiders, are known to devour their male counterparts, often right after they finish having sex. But every so often, the female isn't deadlier than the male, as South America's wolf spider will tell you.