How did fossils help study life

By studying the fossil record we can tell how long life has existed on Earth, and how different plants and animals are related to each other. Often we can work out how and where they lived, and use this information to find out about ancient environments. Fossils can tell us a lot about the past.

your body is trying to warm itself up. or more precisely, sensors in your skin send messages to your brain to generate heat to your body.