Results 131 to 140 of about 26,995 (218)

Parallel changes in gut microbiome composition and function in parallel local adaptation and speciation [PDF]

open access: yes, 2019
The processes of local adaptation and ecological speciation are often strongly shaped by biotic interactions such as competition and predation. One of the strongest lines of evidence that biotic interactions drive evolution comes from repeated divergence
Rennison, Diana   +2 more
core  

Introgression despite minimal hybridization: mating system modulates phenotypic associations with introgression in Clarkia

open access: yesNew Phytologist, Volume 250, Issue 4, Page 2619-2633, May 2026.
Summary Secondary contact between incipient species provides the opportunity to understand how trait divergence restricts gene flow. While mating system transitions are particularly common and involve a suite of phenotypic changes, the extent to which these changes influence gene flow during speciation is poorly understood.
Shelley A. Sianta   +4 more
wiley   +1 more source

Continuation of the genetic divergence of ecological speciation by spatial environmental heterogeneity in island endemic plants

open access: yesScientific Reports, 2017
Divergent selection plays a critical role not only as a speciation driver but also in maintaining post-speciation divergence. In the absence of direct evidence, ancestral interspecific gene flow between incipient species can reflect ancient selective ...
Bing-Hong Huang   +3 more
doaj   +1 more source

Phylogenetic constraints, conservatism, and convergence shape three‐dimensional variation in flower morphology of a tropical orchid radiation

open access: yesThe Plant Journal, Volume 126, Issue 3, May 2026.
SUMMARY Despite advances in phylogenetic comparative methods, challenges remain to distinguish between various macroevolutionary patterns of phenotypic variation (e.g., conservatism, convergence) and to infer their underlying proximate (genetic, developmental) or ultimate (selective versus neutral) causes.
Silvia Artuso   +4 more
wiley   +1 more source

Longitudinal Surveillance of Influenza A Virus Exposure in Wild Boars (Sus scrofa) in Spain (2015–2023): Serologic and Virologic Evidence of Subtype Infections and H5N1 Spillover Risk

open access: yesZoonoses and Public Health, Volume 73, Issue 3, Page 191-204, May 2026.
ABSTRACT Introduction Influenza A viruses (IAVs) are responsible for respiratory infections in a wide range of species, including birds, swine and humans. The role of wild boar (Sus scrofa) in IAV epidemiology remains underexplored. Here, we present a longitudinal serologic and virologic surveillance study of wild boars in Spain from 2015 to 2023 ...
Paloma Encinas   +8 more
wiley   +1 more source

Hybridization and genome evolution I: The role of contingency during hybrid speciation

open access: yesCurrent Zoology, 2013
Homoploid hybrid speciation (HHS) involves the recombination of two differentiated genomes into a novel, functional one without a change in chromosome number. Theoretically, there are numerous ways for two parental genomes to recombine. Hence, chance may
Fabrice EROUKHMANOFF, Richard I. BAILEY, Glenn-Peter SæTRE
doaj  

Contrasting signatures of genomic divergence during sympatric speciation. [PDF]

open access: yesNature, 2020
Kautt AF   +12 more
europepmc   +1 more source

Sympatric speciation in mountain roses (Metrosideros) on an oceanic island. [PDF]

open access: yesPhilos Trans R Soc Lond B Biol Sci, 2020
Osborne OG   +5 more
europepmc   +1 more source

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