Preserves animal tracks are called trace.
Earth Axial tilt
The answer is
23.44
The kidneys are a pair of bean-shaped organs on each side of your spine<span>, under your ribs and behind your belly. Each kidney is about
4 or 5 inches long, roughly the size of a large fist. It goes to the
kidneys to extract water from the excretory system and put it back into the blood.
Kidneys filter your blood. They eliminate wastes, control the body's fluid
balance, and hang onto the right levels of electrolytes.
All of the blood in your body passes through them quite a few times a day.</span>
The population changed the way it did because the mutation allowed the mutated animals to better survive in their environment compared to the normal species. Their size made them capable of getting food from higher branches that the normal species couldn't reach. THE ANSWER WAS ON GOOGLE