'Divergence times' diaporamas de présentation

Squirrels versus Rattlesnakes: the Evolution of Unique Antipredator Behavior

Squirrels versus Rattlesnakes: the Evolution of Unique Antipredator Behavior. Barbara Clucas, PhD College of the Environment University of Washington. Animal Behavior. The study of how animals use behavior to survive and reproduce How and why behavior evolves

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RATES OF DIVERSIFICATION

RATES OF DIVERSIFICATION. BACKGROUND Rapid rate of diversification often follows the adaptive radiation. Adaptive radiation. New niches. Mutation. + (sexual) selection. New species. Examples of adaptive radiation: Galapagos Island finches Tertiary radiation of birds and mammals

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Uncorrelated and Autocorrelated relaxed phylogenetics

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SRT Sequence model with Rates and Times

236 views • 16 slides

The Cambrian Explosion

The Cambrian Explosion . By Andy Gorman. Cambrian?. In the Cambrian period, the super continent of Pangaea was breaking up into smaller parts Many climate changes took place at this time. Oxygen was increasing Carbon Dioxide was decreasing (this caused the planet to cool down)

991 views • 9 slides

D Vijaykrishna et al. Nature 473 , 519-522 (2011) doi:10.1038/nature10004

Phylogenies and divergence times of the haemagglutinin genes of classical swine and European avian-like SwIV. D Vijaykrishna et al. Nature 473 , 519-522 (2011) doi:10.1038/nature10004.

121 views • 1 slides