Has director Dario Argento, the beautiful brain behind Suspiria, lost his touch? An unfinished sales trailer for his latest movie, Dracula 3D, is out — and it has us both horrified and excited.

Watch as a giant praying mantis settles into its brand-new terrarium custom-built for climbing, hiding, and hunting in a lush, bioactive setup. From the mantis’s slow, graceful moves to the close-up ...