Praying mantises are what scientists call “generalist” hunters, meaning they eat pretty much whatever they want. Despite their eclectic taste, however, no one has ever seen a praying mantis eat fish — until now.
Praying mantises see the world in three dimensions in a way that's completely different from how vertebrates (including birds, humans and other mammals) do, according to a new paper in Current Biology. Also, studying this required putting tiny glasses on mantises.
During sex, female praying mantises have a tendency to kill their partners with a decapitating cutting blow that would make a samurai proud. But as this shocking new video shows, just because a male doesn't have a head doesn't mean he still can't get it on.