Scientists observed a species of bird in one location and collected data on the beak size of the individual birds. Many years later, the scientists again collected data on the beak size of the same species in the same location. They noticed a change in the beak size of the birds, as shown in the graph.

1) clean up you lab area2) dispose of the chemicals as instructed by your teacher3) put everything back where it belongs unless your teacher tells you otherwise4) dispose of gloves5) wash hands with soap and water

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An ecosystem is in a certain area and includes living and non living plus there is weather conditions and a biome is a large amount of area with similar climate.so ecosystem is based on weather and biome is based on the average climate