The morpho butterfly flashes perhaps the most stunning blue in the animal kingdom. But here's the weird bit: That's no pigment. It's actually a trick of light, thanks to some fancy nano-level structures on the butterfly's wings. Check out this week's episode of Absurd Creatures to learn more!
Find every episode of Absurd Creatures here. And I’m happy to hear from you with suggestions on what to cover next. If it’s weird and we can find footage of it, it’s fair game. You can get me at matthew_simon@wired.com or on Twitter at @mrMattSimon.