Were it an animal, the Casio TRYX would be enough to singlehandedly refute intelligent design. It's pretty. It's fun! It works well. But there's really no way to explain the strange, strange way it is.
Some pocket cams are big. Some are small. Some are waterproof. But they're are basically the same. At least when you compare 'em to the Casio Tryx, a 1080p cam with a fairly ingenious new design. Er, several designs.