Population structure and speciation in the genus Tursiops based on microsatellite and mitochondrial DNA analyses.

abstract：:Plants exist across varying biotic and abiotic environments, including variation in the composition of soil microbial communities. The ecological effects of soil microbes on plant communities are well known, whereas less is known about their importance for plant evolutionary processes. In particular, the net effects o...

journal_title：Journal of evolutionary biology

authors： Fitzpatrick CR,Mustafa Z,Viliunas J

更新日期：2019-05-01 00:00:00

abstract：:It has been hypothesized that in ancient apomictic, nonrecombining lineages the two alleles of a single copy gene will become highly divergent as a result of the independent accumulation of mutations (Meselson effect). We used a partial sequence of the elongation factor-1alpha (ef-1alpha) and the heat shock protein 82...

journal_title：Journal of evolutionary biology

authors： Schaefer I,Domes K,Heethoff M,Schneider K,Schön I,Norton RA,Scheu S,Maraun M

更新日期：2006-01-01 00:00:00

abstract：:Theoretical studies on the evolution of dispersal in metacommunities are rare despite empirical evidence suggesting that interspecific interactions can modify dispersal behaviour of organisms. To understand the role of species interactions for dispersal evolution, we utilize an individual-based model of a metacommunit...

journal_title：Journal of evolutionary biology

authors： Chaianunporn T,Hovestadt T

更新日期：2012-12-01 00:00:00

abstract：:Theoretical and empirical results demonstrate that the G-matrix, which summarizes additive genetic variances and covariances of quantitative traits, changes over time. Such evolution and fluctuation of the G-matrix could potentially have wide-ranging effects on phenotypic evolution. Nevertheless, no studies have yet a...

journal_title：Journal of evolutionary biology

authors： Jones AG,Bürger R,Arnold SJ,Hohenlohe PA,Uyeda JC

更新日期：2012-11-01 00:00:00

abstract：:The maintenance of females in gender dimorphic populations requires that they have a fitness advantage to compensate for their loss of male reproductive function. We assess whether inbreeding avoidance provides this advantage in two subdioecious Wurmbea dioica populations by estimating seed production, outcrossing rat...

journal_title：Journal of evolutionary biology

authors： Ramsey M,Vaughton G,Peakall R

更新日期：2006-09-01 00:00:00

abstract：:Although numerous studies have attempted to find single unifying mechanisms for generating Madagascar's unique flora and fauna, little consensus has been reached regarding the relative importance of climatic, geologic and ecological processes as catalysts of diversification of the region's unique biota. Rather, recent...

journal_title：Journal of evolutionary biology

authors： Blair C,Noonan BP,Brown JL,Raselimanana AP,Vences M,Yoder AD

更新日期：2015-02-01 00:00:00

abstract：:Little is known about how inbreeding alters selection on ecologically relevant traits. Inbreeding could affect selection by changing the distribution of traits and/or fitness, or by changing the causal effect of traits on fitness. Here, I test whether selection on egg size varies with the degree of inbreeding in the s...

journal_title：Journal of evolutionary biology

authors： Fox CW

更新日期：2013-01-01 00:00:00

abstract：:Parasites are ubiquitous and have well-documented ecological consequences. In contrast, the extent to which parasites drive phenotypic evolution in hosts remains obscure. We use a recently developed statistical technique--selective source analysis--to analyse the strength of phenotypic selection acting on floral trait...

journal_title：Journal of evolutionary biology

authors： Nuismer SL,Ridenhour BJ

更新日期：2008-07-01 00:00:00

abstract：:Lifespan and ageing are strongly affected by many environmental factors, but the effects of social environment on these life-history traits are not well understood. We examined effects of social interaction on age-specific mortality rate in the sexually dimorphic neriid fly Telostylinus angusticollis. We found that al...

journal_title：Journal of evolutionary biology

authors： Adler MI,Bonduriansky R

更新日期：2011-06-01 00:00:00

abstract：:Squamate embryos require weeks of high temperature to complete development, with the result that cool climatic areas are dominated by viviparous taxa (in which gravid females can sun-bask to keep embryos warm) rather than oviparous taxa (which rely on warm soil to incubate their eggs). How, then, can some oviparous ta...

journal_title：Journal of evolutionary biology

authors： Shine R,Wapstra E,Olsson M

更新日期：2018-01-01 00:00:00

abstract：:Genetic and phenotypic mosaics, in which various phenotypes and different genomic regions show discordant patterns of species or population divergence, offer unique opportunities to study the role of ancestral and introgressed genetic variation in phenotypic evolution. Here, we investigated the evolution of discordant...

journal_title：Journal of evolutionary biology

authors： Schweizer M,Warmuth V,Alaei Kakhki N,Aliabadian M,Förschler M,Shirihai H,Suh A,Burri R

更新日期：2019-01-01 00:00:00

abstract：:Polyandry is perhaps the most puzzling component of mating systems because the fitness benefits for females of mating with more than one male during lifetime are poorly understood. The occurrence and extent of polyandry varies considerably both among and within species, and a positive association between polyandry and...

journal_title：Journal of evolutionary biology

authors： Torres-Vila LM

更新日期：2013-02-01 00:00:00

abstract：:We explore the relevance of honest signalling theory to the evolution of aposematism. We begin with a general consideration of models of signal stability, with a focus on the Zahavian costly signalling framework. Next, we review early models of signalling in the context of aposematism (some that are consistent and som...

journal_title：Journal of evolutionary biology

authors： Summers K,Speed MP,Blount JD,Stuckert AM

更新日期：2015-09-01 00:00:00

abstract：:Microbes engage in cooperative behaviours by producing and secreting public goods, the benefits of which are shared among cells, and are therefore susceptible to exploitation by nonproducing cheats. In nature, bacteria are not typically colonizing sterile, rich environments in contrast to laboratory experiments, which...

journal_title：Journal of evolutionary biology

authors： Ghoul M,West SA,McCorkell FA,Lee ZB,Bruce JB,Griffin AS

更新日期：2016-09-01 00:00:00

abstract：:The effects of inbreeding on sperm quantity and quality are among the most dramatic examples of inbreeding depression. The extent to which inbreeding depression results in decreased fertilization success of a male's sperm, however, remains largely unknown. This task is made more difficult by the fact that other factor...

journal_title：Journal of evolutionary biology

authors： Zajitschek SR,Lindholm AK,Evans JP,Brooks RC

更新日期：2009-06-01 00:00:00

abstract：:It is a challenge to measure sexual selection because both stochastic events (chance) and deterministic factors (selection) generate variation in individuals' reproductive success. Most researchers realize that random events ('noise') make it difficult to detect a relationship between a trait and mating success (i.e. ...

journal_title：Journal of evolutionary biology

authors： Jennions MD,Kokko H,Klug H

更新日期：2012-03-01 00:00:00

abstract：:Maternal inheritance of mitochondrial DNA (mtDNA) was originally thought to prevent any response to selection on male phenotypic variation attributable to mtDNA, resulting in a male-biased mtDNA mutation load ("mother's curse"). However, the theory underpinning this claim implicitly assumes that a male's mtDNA has no ...

journal_title：Journal of evolutionary biology

authors： Keaney TA,Wong HWS,Dowling DK,Jones TM,Holman L

更新日期：2020-02-01 00:00:00

abstract：:Avian brood parasites reduce the reproductive output of their hosts and thereby select for defence mechanisms such as ejection of parasitic eggs. Such defence mechanisms simultaneously select for counter-defences in brood parasites, causing a coevolutionary arms race. Although coevolutionary models assume that defence...

journal_title：Journal of evolutionary biology

authors： Martín-Gálvez D,Soler JJ,Martínez JG,Krupa AP,Richard M,Soler M,Møller AP,Burke T

更新日期：2006-03-01 00:00:00

abstract：:Warning coloration is a widespread strategy to alert predators about prey unprofitability. The success of this strategy partly depends on predators being able to learn and recognize certain signals as indicators of toxicity, and theory predicts that this is easier if signals converge on similar colours. However, the d...

journal_title：Journal of evolutionary biology

authors： Arenas LM,Stevens M

更新日期：2017-07-01 00:00:00

abstract：:Different evolutionary interests between males and females can lead to the evolution of sexual dimorphism. However, intersex genetic correlations due to the shared genome can constrain the evolution of sexual dimorphism, resulting in intra-locus sexual conflict. One of the mechanisms resolving this conflict is sex lin...

journal_title：Journal of evolutionary biology

authors： Kitano J,Kakioka R,Ishikawa A,Toyoda A,Kusakabe M

更新日期：2020-06-13 00:00:00

abstract：:Sexually selected traits that are costly are predicted to be more condition dependent than nonsexually selected traits. Assuming resource limitation, increased allocation to a sexually selected trait may also come at a cost to other fitness components. To test these predictions, we varied adult food ration to manipula...

journal_title：Journal of evolutionary biology

authors： Punzalan D,Cooray M,Helen Rodd F,Rowe L

更新日期：2008-09-01 00:00:00

abstract：:The evolutionary mechanisms underlying the maintenance of invariant traits are poorly understood, partly because the lack of variance makes these mechanisms difficult to study. Although the number of cotyledons that plant species produce is highly canalized, populations of plants frequently contain individuals with ab...

journal_title：Journal of evolutionary biology

authors： Conner JK,Agrawal AA

更新日期：2005-01-01 00:00:00

abstract：:Natural populations often show genetic variation in parasite resistance, forming the basis for evolutionary response to selection imposed by parasitism. We investigated whether previous epidemics selected for higher resistance to novel parasite isolates in a Daphnia galeata-microparasite system by comparing susceptibi...

journal_title：Journal of evolutionary biology

authors： Schoebel CN,Wolinska J,Spaak P

更新日期：2010-11-01 00:00:00

abstract：:The influence of locally different species interactions on trait evolution is a focus of recent evolutionary studies. However, few studies have demonstrated that geographically different pollinator-mediated selection influences geographic variation in floral traits, especially across a narrow geographic range. Here, w...

journal_title：Journal of evolutionary biology

authors： Kuriya S,Hattori M,Nagano Y,Itino T

更新日期：2015-10-01 00:00:00

abstract：:Whole-comparative genomic hybridization (W-CGH) has been used to exemplify a simple methodology which allows identifying and mapping whole genome differences for highly repetitive DNA sequences between two related species of unknown genomic background. The use of this technique to the species binomy Arcyptera fusca/Ar...

journal_title：Journal of evolutionary biology

authors： Pita M,Zabal-Aguirre M,Arroyo F,Gosálvez J,López-Fernández C,DE LA Torre J

更新日期：2008-01-01 00:00:00

abstract：:There is considerable evidence for an adaptive role of inversions, but how their genetic content evolves and affects the subsequent evolution of chromosomal polymorphism remains controversial. Here, we track how life-history traits, chromosomal arrangements and 22 microsatellites, within and outside inversions, change...

journal_title：Journal of evolutionary biology

authors： Santos J,Pascual M,Fragata I,Simões P,Santos MA,Lima M,Marques A,Lopes-Cunha M,Kellen B,Balanyà J,Rose MR,Matos M

更新日期：2016-06-01 00:00:00

abstract：:Phenotypes are the target of selection and affect the ability of organisms to persist in variable environments. Phenotypes can be influenced directly by genes and/or by phenotypic plasticity. The amphibian-killing fungus Batrachochytrium dendrobatidis (Bd) has a global distribution, unusually broad host range, and hig...

journal_title：Journal of evolutionary biology

authors： Muletz-Wolz CR,Barnett SE,DiRenzo GV,Zamudio KR,Toledo LF,James TY,Lips KR

更新日期：2019-03-01 00:00:00

abstract：:The cost of adaptations may depend on environmental conditions. We consider how the fitness cost of resistance to the herbicide triazine in Amaranthus hybridus interacts with folivory from the beetle Disonycha glabrata. Triazine-resistant (TR) genotypes suffer a fitness cost because of a pleiotropic reduction in the l...

journal_title：Journal of evolutionary biology

authors： Gassmann AJ,Futuyma DJ

更新日期：2005-03-01 00:00:00

abstract：:Males of many animals perform 'copulatory courtship' during copulation, but the possible reproductive significance of this behaviour has seldom been investigated. In some animals, including the spider Physocyclus globosus (Pholcidae), the female discards sperm during or immediately following some copulations. In this ...

journal_title：Journal of evolutionary biology

authors： Peretti AV,Eberhard WG

更新日期：2010-02-01 00:00:00

abstract：:When breeding, male moor frogs Rana arvalis develop a bright blue dorsal coloration which varies in intensity between males. We tested whether this colour acts as a potential signal of a male's genetic quality to female moor frogs by artificially crossing pairs of males differing in the extent of the blue coloration t...

journal_title：Journal of evolutionary biology

authors： Sheldon BC,Arponen H,Laurila A,Crochet PA,Merilä J

更新日期：2003-11-01 00:00:00