The area of the World Ocean is about 361.9 million square kilometers (139.7 million square miles), which covers about 70.9% of Earth's surface, and its volume is approximately 1.335 billion cubic kilometers (320.3 million cubic miles). This can be thought of as a cube of water with an edge length of 1,101 kilometers (684 mi).
Their markings and shadings are just like other iguanas, just the colors are different. When happy/healthy, they may get some green in their stripes or markings. They essentially look like a photograph negative of a green iguana.guana Color Variants The following color variants (except the brown) are not generally seen until the iguana is heading into sexual maturity. The hatchlings' deep greens, useful in camouflaging them, begins to lighten, striping or patching diffuse or develop, as they reach one year of age.
In fact, a chameleon attacked by a predator turns reddish with brown or yellow stripes, as most of the chameleons' predators (snakes, mammals) do not distinguish well the colors. Actually, the chameleon is constantly changing its color according to its emotions, light and temperature.. The Chameleons' closest relatives are ...the iguanas and dragon lizards (Agamidae). In fact, there are iguanas living in Americas called false chameleons, that resemble a lot the real chameleons of the Old World, and even have the ability of changing their color.