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.
The iguana can use this skill to seek out prey and be aware of approaching predators often before the predators has even noticed the iguana. It is said that the iguana uses visual signals to communicate with other iguanas.The iguanas do this through a series a rapid eye movements that other iguanas are able to pick up on easily due to the excellent sight of the iguana.guanas are native to the jungles of central and south America, and the Caribbean. The iguana is a large docile species of lizard, meaning that iguanas are often a popular choice when keeping exotic pets.