The study of an organism that lived 10 million years ago would most likely fall under which two branches of natural science?

The study of the organisms that existed in the past, about millions of years back is known as paleontology. And this ancient organisms are called fossils.

The two branches of natural science that includes paleontology are earth science as well as biology.

paleontology has a great significance and this subject helps us in understanding about the various conditions, i.e how organisms in the past have lived, their behavior pattern, their food habitat, the climate and weather condition in the past and many more things.

a. by using fur or clothes to trap heat energy near the body