2016
Ecological and evolutionary influences on body size and shape in the Galápagos marine iguana (Amblyrhynchus cristatus)
Chiari Y, Glaberman S, Tarroso P, Caccone A, Claude J. Ecological and evolutionary influences on body size and shape in the Galápagos marine iguana (Amblyrhynchus cristatus). Oecologia 2016, 181: 885-894. PMID: 27041683, DOI: 10.1007/s00442-016-3618-1.Peer-Reviewed Original ResearchConceptsGalápagos marine iguanasMarine iguanasEvolutionary historyBody sizeGenetic adaptationBody size variationSexual dimorphismHigh morphological diversityStrong sexual dimorphismContribution of plasticityShape variationPhylogeographic patternsMultiple colonizationsEndemic speciesLocal adaptationEvolutionary changeMorphological diversityEvolutionary influencesDistribution rangeOceanic islandsSource populationIguanasEnvironmental conditionsSize variationMorphological measurements
2015
Hybridization masks speciation in the evolutionary history of the Galápagos marine iguana
MacLeod A, Rodríguez A, Vences M, Orozco-terWengel P, García C, Trillmich F, Gentile G, Caccone A, Quezada G, Steinfartz S. Hybridization masks speciation in the evolutionary history of the Galápagos marine iguana. Proceedings Of The Royal Society B 2015, 282: 20150425. PMID: 26041359, PMCID: PMC4590447, DOI: 10.1098/rspb.2015.0425.Peer-Reviewed Original ResearchConceptsGalápagos marine iguanasEvolutionary historyMarine iguanasIncipient speciationStrong population structureGenome-wide analysisGalápagos land iguanasCommon gene poolDepth genome-wide analysisSpeciation eventsIsland speciationSister lineageEvolutionary potentialFrequent hybridizationExtant populationsLocal adaptationPhylogenetic treeGene poolSister groupPopulation structureVariable markersLand iguanasEvolutionary processesSame islandNearby islands