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Evolution

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