A male leafy seadragon is a devoted parent, carrying dozens of eggs on his belly and relying on his perfect leafy camouflage to hide them from other hungry fish.

• 节目中你可看到鲨鱼张开血盘大口捕食的过程、贼优哉悠哉畅泳，另外鲜艳夺目的海葵及世界上生长得最快的海藻，点解会成为鲨鱼大哥的小食及数以万计动物的安乐窝?