Speciation 2 Brian O’Meara EEB464 Fall 2015

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Presentation transcript:

Speciation 2 Brian O’Meara EEB464 Fall 2015 http://www.freakingnews.com/Hybrid-Animals-Pictures--563.asp Brian O’Meara EEB464 Fall 2015

Hybridization Reinforcement Self-incompatibility & diversity Cytoplasmic incompatibility

Hybridization - bad Colliard et al. Strong reproductive barriers in a narrow hybrid zone of West-Mediterranean green toads (Bufo viridis subgroup) with Plio-Pleistocene divergence. BMC Evol Biol (2010) vol. 10 pp. 232

Hybridization - bad? Rieseberg et al. Hybridization and the colonization of novel habitats by annual sunflowers. Genetica (2007) vol. 129 (2) pp. 149-65

Hybridization - bad? Rieseberg et al. Hybridization and the colonization of novel habitats by annual sunflowers. Genetica (2007) vol. 129 (2) pp. 149-65

Hybridization - bad? Rieseberg and Willis. Plant speciation. Science (2007) vol. 317 (5840) pp. 910-4

Hybridization - bad? Schwarz et al. Host shift to an invasive plant triggers rapid animal hybrid speciation. Nature (2005) vol. 436 (7050) pp. 546-9

Hybridization - bad? Schwarz et al. Host shift to an invasive plant triggers rapid animal hybrid speciation. Nature (2005) vol. 436 (7050) pp. 546-9

Bob Peterson Cruzan. Patterns of introgression across an expanding hybrid zone: analysing historical patterns of gene flow using nonequilibrium approaches. New Phytologist (2005) vol. 167 (1) pp. 267-278

Cruzan. Patterns of introgression across an expanding hybrid zone: analysing historical patterns of gene flow using nonequilibrium approaches. New Phytologist (2005) vol. 167 (1) pp. 267-278

Rice and Salt. Speciation via disruptive selection on habitat preference: experimental evidence. American Naturalist (1988) vol. 131 (6) pp. 911-917

Spatiotemporal Spatial Treatment Control Rice and Salt. Speciation via disruptive selection on habitat preference: experimental evidence. American Naturalist (1988) vol. 131 (6) pp. 911-917

Takayama and Isogai. Self-incompatibility in plants Takayama and Isogai. Self-incompatibility in plants. Annu Rev Plant Biol (2005) vol. 56 pp. 467-489

Parameters from Goldberg et al. 2010

Haldane’s rule Wu et al. Haldane's rule and its legacy: why are there so many sterile males?. Trends Ecol Evol (1996) vol. 11 (7) pp. 281-284

Wade. Infectious speciation. Nature (2001) vol. 409 (6821) pp. 675-677

Wade. Infectious speciation. Nature (2001) vol. 409 (6821) pp. 675-677

WA WB WB WA WA WA WB WB Modified from Wade. Infectious speciation. Nature (2001) vol. 409 (6821) pp. 675-677

Werren et al. Wolbachia: master manipulators of invertebrate biology Werren et al. Wolbachia: master manipulators of invertebrate biology. Nature Reviews Microbiology (2008) vol. 6 (10) pp. 741-751