Results 131 to 140 of about 17,678 (274)
XXVII.—A Revision of the Fishes of the American Cichlid Genus Cichlosoma and of the Allied Genera [PDF]
C. Tate Regan
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Phenotypic plasticity allows organisms to change their phenotype in response to shifts in the environment. While a central topic in current discussions of evolutionary potential, a comprehensive understanding of the genetic underpinnings of plasticity is
K. Parsons+7 more
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Ancient Hybridisation Fuelled Diversification in Acropora Corals
ABSTRACT Introgression is the infiltration or flow of genes from one species to another through hybridisation followed by backcrossing. This may lead to incorrect phylogenetic reconstruction or divergence‐time estimation. Acropora is a dominant genus of reef‐building corals; however, whether this group has an introgression history before their ...
Tianzhen Wu+3 more
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Background The cichlid fishes in general, and the exceptionally diverse East African haplochromine cichlids in particular, are famous examples of adaptive radiation and explosive speciation.
Braasch Ingo+5 more
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XV.—Descriptions of three new African Cichlid fishes of the genus Tilapia, preserved in the British Museum [PDF]
George Albert Boulenger
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Rapid and Parallel Adaptive Evolution of the Visual System of Neotropical Midas Cichlid Fishes
Midas cichlid fish are a Central American species flock containing 13 described species that has been dated to only a few thousand years old, a historical timescale infrequently associated with speciation.
Julián Torres‐Dowdall+7 more
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Rapid Neural DNA Methylation Responses to Predation Stress in Trinidadian Guppies
ABSTRACT DNA methylation (DNAm) is a well‐studied epigenetic mechanism implicated in environmentally induced phenotypes and phenotypic plasticity. However, few studies investigate the timescale of DNAm shifts. Thus, it is uncertain whether DNAm can change on timescales relevant for rapid phenotypic shifts, such as during the expression of short‐term ...
Janay A. Fox+2 more
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Background The exceptionally diverse species flocks of cichlid fishes in East Africa are prime examples of parallel adaptive radiations. About 80% of East Africa's more than 1 800 endemic cichlid species, and all species of the flocks of Lakes Victoria ...
Braasch Ingo+2 more
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Adaptive radiation research typically relies on the study of evolution in retrospective, leaving the predictive value of the concept hard to evaluate.
Florian N. Moser+5 more
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The effect of size on mate selection, fecundity and survival in Culex pipiens mosquitoes
Larval diet affects male and female adult size, female fecundity and female survival. Large non‐blood–fed females lived longer than small non‐blood–fed females. Mate size did not influence mating rate (insemination status). Even though larger females are more fit, males mated equally to large and small females when given the option. Blood feeding has a
Susan Villarreal+2 more
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