Stratigraphic timescale. Picture: Ray Troll How can we determine the age of a fossil?
The best way to not feel hopeless is to get up and do something. Don’t wait for good things to happen to you. If you go out and make some good things happen, you will fill the world with hope, you will fill yourself with hope. BARACK OBAMA
Stratigraphic timescale. Picture: Ray Troll How can we determine the age of a fossil?
Why does one animal or plant become fossilized but millions of others do not?