What is fossil succession

Fossils are the remains of once-living organisms, and most fossils are remnants of extinct species ... Together, these concepts formulate the principle of fossil succession, also known as the law of faunal succession. Rocks from different areas with the same kinds of fossils are from the same age. Apr 24

Answer: Since life on Earth has changed through time, the kinds of fossils found in rocks of different ages will also differ. Together, these concepts formulate the principle of fossil succession, also known as the law of faunal succession