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The HMS Beagle
What was the name of Charles Darwin’s navy ship?
The Galapagos Islands
Where did Darwin travel to?
Darwin observed these animals as having an adaptation
What are finches?
Darwin’s important scientific theory
What is the theory of evolution by natural selection?
A well tested concept that explains a wide range of observations
What is the scientific theory?
More species are produced than can survive
What is overproduction ?
Lions move in on the tigers and take their home
What is competition?
Animals of the same species have differences among them
What is variation?
Individuals that have helpful traits are more likely to survive
What is selection?
A hawk has black feathers while another hawk has brown feathers
What is variation?
This is how most fossils form
What is buried in sediment?
The problem with the fossil record
What is it has gaps?
Members of a species no longer exist.
What is extinction?
This tells about organisms from the past
What is a fossil record?
Found in the seas about 540 million years ago
What are the first animals?
Evolution occurs slowly over time
What is the theory of gradualism?
These three things are used to determine evolutionary relationships
What is body structure, DNA, and early development?
Similar structures that related species have
What are homologous structure?
chimpanzees
What are believed to be our most closest relative?
Chickens and turtles that look almost exactly alike
What is an example of early development?
Pangaea
What is the process of continental drift called?
This leads to changes
What are helpful mutations or variations?
A group of individuals are separated for long periods of time
How does a new species form?
River, volcano, mountain range, and an ocean wave
What are conditions that can separate a group from its species?
The Kaibab squirrel developed from this original species
What is the Abert squirrel?
What are homologous structures?
What is a branching tree?
What is Pangaea?
Who is Charles Darwin?
What is an example of early development?
The theory that explains the lack of intermediate forms of fossils.
What is punctuated equilibria?