When spiders come to mind, you probably picture creepy crawlers like black widows and haunted houses strewn with filmy cobwebs. However, the spider world is far more diverse, and perhaps far cuter, than you might think. Peacock spiders, known for their elaborate mating dances and fantastically-colored abdomens, are one such species. Roughly the size of a fingernail, peacock spiders are strikingly adorable. Joseph Schubert, an entomologist with the Museums Victoria in Australia, has described seven new species of spiders in detail, some of which had been discovered by others. This brings the...