2014
Cryptic structure and niche divergence within threatened Galápagos giant tortoises from southern Isabela Island
Edwards D, Garrick R, Tapia W, Caccone A. Cryptic structure and niche divergence within threatened Galápagos giant tortoises from southern Isabela Island. Conservation Genetics 2014, 15: 1357-1369. DOI: 10.1007/s10592-014-0622-z.Peer-Reviewed Original ResearchSouthern Isabela IslandGalápagos giant tortoisesGenetic clustersIsabela IslandGiant tortoisesMorphological diversityRecent gene flowBiodiversity lossConservation managementEcological divergenceSignificant unitsNiche divergenceFeral animalsEcological factorsGenetic differentiationEcological nichesGene flowCryptic structureMicrosatellite lociManagement successSpatial distributionCurrent taxonomyTortoisesManagement programDiversity
2006
Phylogeographic History and Gene Flow Among Giant Galápagos Tortoises on Southern Isabela Island
Ciofi C, Wilson GA, Beheregaray LB, Marquez C, Gibbs JP, Tapia W, Snell HL, Caccone A, Powell JR. Phylogeographic History and Gene Flow Among Giant Galápagos Tortoises on Southern Isabela Island. Genetics 2006, 172: 1727-1744. PMID: 16387883, PMCID: PMC1456292, DOI: 10.1534/genetics.105.047860.Peer-Reviewed Original ResearchConceptsDispersal eventsMitochondrial DNA control region sequencesGalápagos giant tortoisesLimited dispersal abilityRecent dispersal eventsControl region sequencesGiant Galápagos tortoisesMultilocus genotyping methodsLand bridge formationMovement of organismsEffects of vicarianceRapid population declineIslands of IsabelaLineage sortingClade analysisPhylogeographic historyGene flowDispersal abilityGenetic divergenceGalápagos tortoisesMicrosatellite lociPhylogeographic inferenceSouthern Isabela IslandTaxonomic distinctionGiant tortoises