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Patterns of phylogenetic community structure expected according to varying levels of phylogenetic relatedness. The dispersed and clustered patterns are a consequence of respectively lower or higher phylogenetic relatedness in communities compared to a random pattern. The 5 x 5 cells grid represents a metacommunity with each cell representing a patch and each patch supporting a population. The colour of the patch defines it ecological niche while the colour of the circle represents the niche preferred by the majority of the individuals (i.e. the strategy giving the highest probability of survival). In all trees, each tip represents a species, branch colors represent the niche preference and dotted branches correspond to ambiguous ancestral characters states following the parsimony criterion.  

Patterns of phylogenetic community structure expected according to varying levels of phylogenetic relatedness. The dispersed and clustered patterns are a consequence of respectively lower or higher phylogenetic relatedness in communities compared to a random pattern. The 5 x 5 cells grid represents a metacommunity with each cell representing a patch and each patch supporting a population. The colour of the patch defines it ecological niche while the colour of the circle represents the niche preferred by the majority of the individuals (i.e. the strategy giving the highest probability of survival). In all trees, each tip represents a species, branch colors represent the niche preference and dotted branches correspond to ambiguous ancestral characters states following the parsimony criterion.  

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Species diversify through speciation and accumulate in ecological communities, a process known as community assembly. Relying on both evolutionary mechanisms acting at regional scale and ecological mechanisms acting at local scale, the process of community assembly results from intricate interactions among mechanisms at play across varying spatial...

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