BIOGEOGRAPHY

BIOGEOGRAPHICAL PATTERNS

BIOGEOGRAPHICAL PATTERNS

• Two biogeographical
• Both significant to Darwin's Theory
• Climate-caused Natural Selection

CLOSELY RELATED BUT DIFFERENT

• Common Ancestor
• Different due to:
• Different Climates
• Natural Selection

DISTANTLY RELATED BUT SIMILAR

• Distantly Related
• Similar due to:
• Similar Climate
• Natural Selection

CONTRIBUTIONS TO NATURAL SELECTION

• Organisms in same climate are
• Naturally Selected to be similar