Morphological characteristics of marine iguanas

Morphological Characteristics of Marine Iguana
Marine Iguana

The shape of marine iguanas is very similar to that of dinosaurs. When adults are about 2-3 feet long, their lazy appearance is particularly annoying. They often appear on rocky beaches. Their skin and complexion are mostly black, and their heads are A marine iguana covered in salt.
In fact, marine iguanas are not necessarily black. Young lizards have lighter dorsal fins. Males also have different expressions in different seasons. The males that happen to be in the growth period on the southern islands are more distinctive and will be red and green; those on Santa Cruz Island will be brick red and black; and those on Fernandina Island will be brick red and dark green.
Marine iguanas on different islands also vary in size. Those on Fernandina and Isabela are the largest, while those on Genovesa are the smallest. Adult males are approximately 1.3 meters long and weigh up to 1.5 kilograms, while females are 0.6 meters long.
On the mainland, marine iguanas are clumsy, but they are very agile in the water and use their healthy tails to swim.
The balanced body length of an adult male is about 1.3 meters, and the balanced body length of an adult female is about 0.6 meters; the body weight is about 1.5-5 kilograms.
There are 7 species of marine iguanas in the Galapagos Islands. The body of this creeping creature is relatively long, with the longest reaching more than 150 centimeters. The marine iguanas of Spanish Island in the southeastern part of the archipelago are significantly different from the other six species of iguanas in the archipelago. The male marine iguana has red, yellow and black spots on its body, and its legs, feet and crown are dark green. The marine iguanas on the other islands of the archipelago are not spotted, but are green or yellow.
The claws of marine iguanas are long and pointed. In this way, they can not only cling tightly to the rocks on the shore to avoid being swept away by big waves, but they can also crawl around steadily on the seabed with large currents. Looking for food.
The length of the marine iguana's tail is almost twice as long as its body. The long tail can provide enough energy when swimming.
People saw marine iguanas dragging dirty "snot", which is very unhygienic. It turns out that it is the salt liquid that the marine iguana eliminates from the body.

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