less than 1% of all species to exist have been found as fossils. 1% of a billion is a large number but its still finite and not all fossils are the same. we don

less than 1% of all species to exist have been found as fossils. 1% of a billion is a large number but its still finite and not all fossils are the same. we dont' know their value till they are dug up and studied with teh context of where they were found in tact.