movie notes

• animals can be fossilized if buried under volcanic rock
• fossils are found of animals that have evolved and not have become extinct.
• life has been evolving on earth for 4 billion years.
• the very first forms of life began in the oceans
• mostly in the form of unicellular bacteria
• the method of reproduction causes more diversity between individuals.
• fish soon were able to breathe out of water, this changed into amphibians
• reptiles evolved and ruled the earth, when the dinosaurs died birds and animals became dominant
• man came 2 million years ago
• genetics is a prime tool in figuring out evolution