females

Forget Miley Cyrus: When it comes to twerking, spiders can save their lives by shaking their booties, a new study says. Scientists have found that male black widows move their bodies in a certain way to let females know of their presence—and avoid becoming their next meal. (Also see “Surprise! Male Spiders Eat Females, Too.”)...

By Bradley Balukjian Thousands of feet under the sea, bone worms give new meaning to the song “It’s Raining Men.” These frilly pink creatures live on whale carcasses in harems that make free lovers of the 1960s look tame—up to 607 males cohabitating with a single female. That’s only possible space-wise because the males are...