How and why species multiply : the radiation of Darwin's finches / Peter R. Grant and B. Rosemary Grant.

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Bibliographic Details
Published: Princeton : Princeton University Press, c2008.
Online Access:
Main Author:
Grant, Peter R., 1936-
Other Authors:
Grant, B. Rosemary
Series:Princeton series in evolutionary biology
Subjects:
Finches > Evolution > Galapagos Islands.
Finches > Adaptation > Galapagos Islands.
Format: Book
How and why species multiply : the radiation of Darwin's finches /
Table of Contents:
  • 1. The Biodiversity Problem and Darwin's Finches
  • Biodiversity
  • The Choice of Organisms
  • Darwin's Finches
  • Diversity of Darwin's Finch Species
  • Species and Populations
  • 2. Origins and History
  • Phylogeny
  • Ancestors
  • The Time of Arrival
  • Colonization
  • The Ecological Theater
  • A Change of Scenery
  • The Evolutionary Play
  • Recent History
  • 3. Modes of Speciation
  • The Formation of New Species
  • Two Groups from One
  • Divergence in Allopatry
  • Coexistence in Sympatry
  • Sympatric Speciation
  • Parapatric Speciation
  • Testing the Models
  • 4. Colonization of an Island
  • Speciation: The Initial Split
  • Establishment of a New Population
  • Founder Effects: Expectations from Theory
  • A Colonization Event
  • Inbreeding
  • Recurrent Immigration
  • An Alternative Phenology of Founder Effects
  • Species Elsewhere
  • 5. Natural Selection, Adaptation, and Evolution
  • Adaptation
  • Beak Sizes and Diets
  • Adaptive Evolution When the Environment Changes
  • Natural Selection
  • Evolution
  • Oscillating Directional Selection
  • Extrapolating from Short to Long Term
  • The Sources of Variation
  • How Beaks Are Formed
  • Depth and Width
  • Length
  • 6. Ecological Interactions
  • Competition
  • Patterns of Coexistence
  • Diets Inferred from Beaks
  • Interpreting the Patterns
  • Character Displacement and Release
  • Character Displacement Observed
  • The Competitive Role of G. Magnirostris
  • Selection under Contrasting Conditions
  • Evolution of Character Displacement
  • 7. Reproductive Isolation
  • Pre-mating Barrier to Interbreeding
  • Factors Involved in the Discrimination between Species
  • Beaks
  • Song
  • Learning
  • Song Differences between Species
  • Song Divergence in Allopatry
  • Adaptation to Habitat
  • Change of Songs as a Consequence of Morphological Divergence
  • The Role of Chance
  • Simulating Secondary Contact
  • 8. Hybridization
  • Hybridization
  • Why Hybridization Occurs
  • When Hybridization Does Not Occur
  • Hybrid Fitness
  • Introgression on Daphne Major
  • Introgression in the Archipelago
  • Reinforcement
  • Reproductive Character Displacement
  • Evolutionary Significance of Introgression
  • 9. Species and Speciation
  • From Process to Product:What Is a Species?
  • A Working Definition
  • How Many Species of Darwin's Finches?
  • Certhidea olivacea: One Species or Two?
  • Geospiza difficilis: One Species or Three?
  • From Product Back to Process
  • Fission and Fusion
  • 10. Reconstructing the Radiation of Darwin's Finches
  • The Shape of the Radiation
  • Speciation and Extinction
  • Speciation
  • Extinction
  • Implications for Phylogeny
  • Adaptive Landscape
  • A Pattern of Ecological Segregation
  • Specialization
  • The Buildup of Complex Communities
  • 11. Facilitators of Adaptive Radiation
  • Environmental Opportunity
  • Geographical Suitability
  • Ecological Opportunity
  • High Diversification Potential
  • Behavioral Flexibility
  • Introgressive Hybridization
  • Hybridization and Animal Breeding
  • Environmental Conditions Conducive to Introgression
  • Finches versus Mockingbirds
  • 12. The Life History of Adaptive Radiations
  • The First Stage of Adaptive Radiation
  • The Second Stage of Adaptive Radiation
  • Haldane's Rule
  • The Third Stage of Adaptive Radiation
  • Synthesis
  • 13. Summary of the Darwin's Finch Radiation
  • What Happened and Why
  • What Is Missing?

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