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Colorful, fossilized ancient trees that are now made of rock have undergone which type of preservati Started 1 year ago by guest	drglenndritchie 1 year	1
any trace of an ancient organism preserved in rock called Started 1 year ago by guest	drglenndritchie 1 year	1
What can a scientist infer by looking at fossil footprints? Started 2 years ago by guest	drglenndritchie 2 years	3
why do sceintist think the world will end in 2012 Started 2 years ago by JeffF35	drglenndritchie 2 years	1
what is any evidence of ancient life called Started 2 years ago by biocomerciais	drglenndritchie 2 years	1
Why is Pluto no longer recognized as a planet? Started 2 years ago by drglenndritchie	drglenndritchie 2 years	1
How do you become an archeologist and what is the approximate salary? Started 2 years ago by drglenndritchie	drglenndritchie 2 years	1