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Evolution

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Across
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Reptile whose claws changed when it migrated from South America to the Galapagos Islands
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"Terrible lizard"which is now extinct but left fossils for us to study
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Name of Darwin's ship
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When there is no change
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Best middle school in La Mirada
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trait that helps the organism survive and reproduce in its environment.
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May come from space and destroy life on Earth
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Sunday's holiday
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A component of asteroids
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Covers ground when volcano erupts
Down
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Abbreviation for "millions of years ago"
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a genetic difference between individuals of the same species.
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The _______ time scale shows large amounts of time in a time line
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Scientist who came up with the theory of evolution
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Change over time
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When a species completely dies out
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The bird with different beak sizes, studied by Darwin
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Large reptile with shell found on the Galapagos Islands
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a well-tested concept that explains a wide range of observations.
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preserved remains or traces of an organism that lived in the past.
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group of similar organisms that can mate with each other and produce fertile offspring.