Galapagos

Darwin’s Beginnings

Objectives

• Describe the voyage of the Beagle (1831-1836)

• Outline the types of animals found on the Galapagos• Discuss the variations of life on the Galapagos• Recall the current experiments that are going on in the

Galapagos

Voyage of the Beagle (1831)“5 year voyage”

Galapagos

Giant Tortoise

Iguana

Finches

Modern Research

Darwin’s Theory

Darwin’s Beginnings

Objectives

• Analyze natural selection• Critique theory of evolution

Idea #1

More offspring are born than can survive

Overproduction

Idea#2

Not all offspring are the same

Variation

Idea#3

Best organisms will survive

Selection

Review (143)

Review (144)

Put it together

1. Too many are born2. Everyone is different3. Best will survive4. Over time species will change so the ones

best suited to their environment survive

Theory of Evolution

Quiz

• Where did the Beagle travel?• Who was the scientist on board?• Where are the Galapagos?• What was unique about tortoises?• What was unique about iguana?• What was unique about the finches?• Modern Research?

Quiz

1.Overproduction?2.Variation?3.Selection?4.Evolution?