5th+Period+unit+5+Bret+Will

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 * 5th Period unit 5 Bret Will**

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 * Vocabulary:**
 * Charles darwin**: He was a Scientist and author
 * Natural selection**: The process by which animals have traits that help them adapt to their enviornment
 * Adaptation**: How organisms evolve over time to survive in their enviornment
 * Species**:a class of individuals having some common charictoristics or qualities
 * Galapagos Islands**: Where Darwin studied finches
 * Extinct**: A species that is no longer living
 * sedimentary rock**: a rock that has formed through deposition and sedimintation of sediment
 * lamarck**: 1829, Frenchnaturalist
 * fossils**: any remains or trace of a once living organism
 * fossil recored**: a term used to tell the total number of fossils found



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 * Bibliography:**