Octopuses are clever, playful and full of surprises. They're also endangered in many places. Biodiversity scientist Dr Samantha Cheng explains why these creatures – often depicted in mythology and popular culture – are such a source of fascination. And, why they're worth protecting. You can listen to ad-free new episodes of Science Rules! only on Stitcher Premium. For a free month of Stitcher Premium, go to stitcherpremium.com and use promo code ‘SCIENCE.’