Wolf, Jochen B. W.; Harrod, Chris; Brunner, Sylvia; Salazar, Sandie; Trillmich, Fritz; Tautz, Diethard: Tracing early stages of species differentiation: ecological, morphological and genetic divergence of Galápagos sea lion populations. In: BMC Evolutionary Biology. Jg.8 H. 1. 2008
Inhalt
- Background
- Results
- Discussion
- A role of ecology
- A role of natal habitat preference induction and social behaviour
- A role of selection against immigrants
- A role of geography and geology
- Conclusion
- Methods
- Tissue sample collection and DNA extraction
- Stable isotope analysis
- Morphometric analysis
- Mitochondrial DNA: laboratory procedures and data analysis
- Nuclear DNA: microsatellite genotyping and data analyses
- Isolation by distance analysis
- Authors' contributions
- Additional material
- Acknowledgements
- References