Author Profile

John Taylor stands as a preeminent figure in the scientific discipline of biogeography, renowned for his authoritative and integrative vision of the field. His expertise is defined by a deep and fluent synthesis of ecology and evolutionary biology, a dual lens through which he interprets the spatial and temporal dynamics of biodiversity. This perspective is most famously crystallized in his landmark work, Biogeography: An Ecological and Evolutionary Approach, which has served for decades as the definitive textbook, guiding students and researchers alike through the complex interplay of geological forces, climatic history, speciation events, and ecological interactions that shape the living world. His scholarly contributions extend far beyond synthesis. Taylor's original research has provided critical insights into the application of phylogenetic systematics for reconstructing biogeographic history, the evolutionary dimensions of island biodiversity, and the development of predictive models for species responses to environmental change. He is particularly noted for his ability to connect deep-time evolutionary narratives with contemporary ecological patterns, illustrating, for instance, how ancient continental drift informs modern species endemism or how historical extinction waves influence current community assembly. As a thinker, Taylor champions biogeography not as a static descriptive science, but as a dynamic, explanatory, and urgently relevant framework. He consistently demonstrates how foundational principles from plate tectonics and glaciations to niche theory and dispersal limitation-are essential for confronting modern crises such as habitat fragmentation, biological invasions, and anthropogenic climate change. His voice is a compelling one in conservation policy, where he argues for strategies informed by millions of years of evolutionary history. Through his clear, engaging prose and rigorous scholarship, John Taylor has educated, inspired, and shaped the course of the field. He is the rare expert whose work successfully bridges the foundational and the applied, the historical and the contemporary, cementing his legacy as a true architect of our modern of life's distribution on Earth.

About The Book

"Biogeography: An Ecological and Evolutionary Approach" stands as a definitive and integrative text that expertly synthesizes the complex factors governing the distribution of life across our planet. At its core, the book is built upon the premise that the patterns of biodiversity we observe today are the product of a dynamic interplay between two powerful forces: the immediate, tangible processes of ecology and the vast, deep-time narrative of evolutionary history. It successfully bridges these scales, moving from the foundational historical perspectives of figures like Alfred Russel Wallace and Charles Darwin to contemporary analytical models, all while maintaining a clear and accessible narrative. The text systematically explores how the twin engines of speciation and extinction, driven by geological events like continental drift and climatic shifts, have created the unique biological assemblages of different continents and oceans. Concurrently, it grounds this historical framework in ecological reality, examining how present-day interactions-such as competition, predation, and the physical limitations imposed by climate and topography-filter and shape these evolutionary legacies into modern distributions.

Table of Contents

Preface...................................................................................................................v
Chapter 1. Foundations of Biogeography....................................................... 1
Concept, Scope, and Historical Development of Biogeography............................................1
Ecological versus Evolutionary Perspectives........................................................................6
Patterns of Species Distribution across the Globe..............................................................11
Spatial and Temporal Scales in Biogeographical Analysis.................................................15
Deterministic and Stochastic Processes in Distribution....................................................20
Biogeography in Relation to Ecology and Evolution..........................................................26
Methodological Approaches and Analytical Frameworks..................................................32
Contemporary Relevance of Biogeographical Studies.........................................................37
Chapter 2. Earth History and the Geography of Life................................. 44
Geological Time Scale and Biological Evolution................................................................44
Plate Tectonics and Continental Drift...............................................................................50
Paleogeography and Fossil Evidence..................................................................................55
Mountain Building, Volcanism, and Landform Evolution................................................61
Sea-Level Changes and Biotic Dispersal.............................................................................67
Climatic Shifts in Earth’s History......................................................................................72
Historical Barriers and Corridors.......................................................................................78
Legacy Effects of Past Environments.................................................................................84
Chapter 3. Climate and Large-Scale Distribution Patterns....................... 90
Global Climate Systems and Biomes..................................................................................90
Temperature, Precipitation, and Seasonality.....................................................................97
Latitudinal Gradients in Species Richness.......................................................................103
Altitudinal Zonation and Ecological Limits.....................................................................108
Climatic Stability and Endemism.....................................................................................114
Extreme Environments and Specialized Adaptations......................................................120
Climate Variability and Range Dynamics.......................................................................126
Predictive Models of Climate–Species Relationships.......................................................131
Chapter 4. Dispersal, Migration, and Colonization................................. 137
Mechanisms of Dispersal in Plants and Animals............................................................137
Passive and Active Dispersal Strategies...........................................................................143
Long-Distance Dispersal Events......................................................................................149
Barriers to Movement and Isolation.................................................................................155
Migration Routes and Seasonal Movements....................................................................160
Colonization Processes and Founder Effects....................................................................167
Invasion Dynamics and Biogeographical Change............................................................172
Dispersal Limitation and Community Assembly.............................................................177
Chapter 5. Vicariance and Historical Biogeography................................ 183
Concept and Theory of Vicariance....................................................................................183
Geological Events and Lineage Splitting..........................................................................189
Cladistic Biogeography and Area Relationships...............................................................195
Phylogenetic Reconstruction of Biogeographical Histories..............................................200
Comparative Methods in Historical Analysis..................................................................205
Molecular Clocks and Divergence Times.........................................................................211
Chapter 6. Island Biogeography and Archipelagos.................................. 218
Characteristics of Islands as Natural Laboratories...........................................................218
The Equilibrium Theory of Island Biogeography..............................................................224
Island Size, Isolation, and Species Richness.....................................................................230
Endemism and Adaptive Radiation..................................................................................236
Colonization and Extinction Dynamics...........................................................................242
Oceanic versus Continental Islands.................................................................................247
Chapter 7. Speciation, Extinction, and Evolutionary Dynamics............ 253
Modes of Speciation in Geographic Contexts...................................................................253
Allopatric, Sympatric, and Parapatric Speciation............................................................259
Extinction Patterns and Selective Pressures....................................................................265
Adaptive Radiation and Diversification Rates.................................................................270
Coevolution and Biotic Interactions.................................................................................276
Bibliography ................................................................................................... 282
Index.................................................................................................................. 288