Pulsed-resource dynamics increase the asymmetry of antagonistic coevolution between a predatory protist and a prey bacterium.

abstract：:Theory predicts that lifespan will depend on the dietary intake of an individual, the allocation of resources towards reproduction and the costs imposed by the opposite sex. Although females typically bear the majority of the cost of offspring production, nuptial feeding invertebrates provide an ideal opportunity to e...

journal_title：Journal of evolutionary biology

authors： Hall MD,Bussière LF,Brooks R

更新日期：2009-04-01 00:00:00

abstract：:Recent studies have advocated a role for mitochondrial DNA (mtDNA) in sperm competition. This is controversial because earlier theory and empirical work suggested that mitochondrial genetic variation for fitness is low. Yet, such studies dealt only with females and did not consider that variation that is neutral when ...

journal_title：Journal of evolutionary biology

authors： Friberg U,Dowling DK

更新日期：2008-11-01 00:00:00

abstract：:Assessing processes of geographic expansion in contact zones is a crucial step towards an accurate prediction of the evolution of species genetic diversity. The geographic distribution of cytonuclear discordance often reflects genetic introgression patterns across a species geographic range. Antirrhinum majus pseudoma...

journal_title：Journal of evolutionary biology

authors： Khimoun A,Burrus M,Andalo C,Liu ZL,Vicédo-Cazettes C,Thébaud C,Pujol B

更新日期：2011-07-01 00:00:00

abstract：:The skulls of animals have to perform many functions. Optimization for one function may mean another function is less optimized, resulting in evolutionary trade-offs. Here, we investigate whether a trade-off exists between the masticatory and sensory functions of animal skulls using echolocating bats as model species....

journal_title：Journal of evolutionary biology

authors： Jacobs DS,Bastian A,Bam L

更新日期：2014-12-01 00:00:00

abstract：:Besides several exceptions, asexual metazoans are usually viewed as ephemeral sinks for genomes, which become 'frozen' in clonal lineages after their emergence from ancestral sexual species. Here, we investigated whether and at what rate the asexuals are able to introgress their genomes back into the parental sexual p...

journal_title：Journal of evolutionary biology

authors： Mikulíček P,Kautman M,Demovič B,Janko K

更新日期：2014-03-01 00:00:00

abstract：:In vertebrates, changes in cranial modularity can evolve rapidly in response to selection. However, mammals have apparently maintained their pattern of cranial integration throughout their evolutionary history and across tremendous morphological and ecological diversity. Here, we use phylogenetic, geometric morphometr...

journal_title：Journal of evolutionary biology

authors： Santana SE,Lofgren SE

更新日期：2013-11-01 00:00:00

abstract：:The effects of competition on the genetic composition of natural populations are not well understood. We combined demography and molecular genetics to study how intraspecific competition affects microevolution in cohorts of volunteer plants of cassava (Manihot esculenta) originating from seeds in slash-and-burn fields...

journal_title：Journal of evolutionary biology

authors： Pujol B,McKey D

更新日期：2006-01-01 00:00:00

abstract：:Phylogeny of the butterfly genera Araschnia, Mynes, Symbrenthia and Brensymthia (Lepidoptera: Nymphalidae: Nymphalini) is reconstructed, based on 140 morphological and ecological characters. The resulting tree shows that Araschnia is a sister group of the clade including Symbrenthia, Mynes and Brensymthia (Symbrenthia...

journal_title：Journal of evolutionary biology

authors： Fric Z,Konvicka M,Zrzavy J

更新日期：2004-03-01 00:00:00

abstract：:Recent work [Ecoscience (2000) vol. 7, 395-397] suggests that the burying beetle Nicrophorus pustulatus may have undergone a remarkable host shift, exploiting snake eggs rather than carrion as resources for breeding. We conducted behavioural and physiological experiments to examine the hypothesis of a host shift and t...

journal_title：Journal of evolutionary biology

authors： Smith G,Trumbo ST,Sikes DS,Scott MP,Smith RL

更新日期：2007-11-01 00:00:00

abstract：:Divergent selection stemming from environmental variation may induce local adaptation and ecological speciation whereas gene flow might have a homogenizing effect. Gene flow among populations using different environments can be reduced by geographical distance (isolation-by-distance) or by divergent selection stemming...

journal_title：Journal of evolutionary biology

authors： Edelaar P,Alonso D,Lagerveld S,Senar JC,Björklund M

更新日期：2012-03-01 00:00:00

abstract：:In studies of sexual selection, larger size is often argued to increase male fitness, and relatively smaller males are explained by genetic and/or environmental variation. We demonstrate that a size-development life-history trade-off could underlie the maintenance of a broad, unimodal distribution of size in male redb...

journal_title：Journal of evolutionary biology

authors： Kasumovic MM,Andrade MC

更新日期：2009-02-01 00:00:00

abstract：:Recent contributions from DNA sequences have revolutionized our concept of systematic relationships in angiosperms. However, parts of the angiosperm tree remain unclear. Previous studies have been based on coding or rDNA regions of relatively conserved genes. A phylogeny for basal angiosperms based on noncoding, fast-...

journal_title：Journal of evolutionary biology

authors： Borsch T,Hilu KW,Quandt D,Wilde V,Neinhuis C,Barthlott W

更新日期：2003-07-01 00:00:00

abstract：:Climate change is impacting locally adapted species such as the keystone tree species cork oak (Quercus suber L.). Quantifying the importance of environmental variables in explaining the species distribution can help build resilient populations in restoration projects and design forest management strategies. Using lan...

journal_title：Journal of evolutionary biology

authors： Vanhove M,Pina-Martins F,Coelho AC,Branquinho C,Costa A,Batista D,Silva A,Sousa P,Henriques A,Marques I,Belkadi B,Knowles LL,Paulo OS

更新日期：2021-01-22 00:00:00

abstract：:The number of mature eggs remaining in the ovaries and the time left for oviposition determine the reproductive decisions of the hyperdiverse guild of insects that require discrete and potentially limiting resources for oviposition (such as seeds, fruits or other insects). A female may run out of eggs before all avail...

journal_title：Journal of evolutionary biology

authors： Deas JB,Hunter MS

更新日期：2014-05-01 00:00:00

abstract：:Co-inheritance in life-history traits may result in unpredictable evolutionary trajectories if not accounted for in life-history models. Iteroparity (the reproductive strategy of reproducing more than once) in Atlantic salmon (Salmo salar) is a fitness trait with substantial variation within and among populations. In ...

journal_title：Journal of evolutionary biology

authors： Aykanat T,Ozerov M,Vähä JP,Orell P,Niemelä E,Erkinaro J,Primmer CR

更新日期：2019-04-01 00:00:00

abstract：:Isolation allows populations to diverge and to fix different alleles. Deleterious alleles that reach locally high frequencies contribute to genetic load, especially in inbred or selfing populations, in which selection is relaxed. In the event of secondary contact, the recessive portion of the genetic load is masked in...

journal_title：Journal of evolutionary biology

authors： Harkness A,Brandvain Y,Goldberg EE

更新日期：2019-05-01 00:00:00

abstract：:The satyr of Greek mythology was half-man, half-goat, with an animal persona signifying immoderate sexual appetites. In biology, satyrization is the disruption of reproduction in matings between closely-related species. Interestingly, its effects are often reciprocally asymmetric, manifesting more strongly in one dire...

journal_title：Journal of evolutionary biology

authors： Leigh S,Rostant WG,Taylor MI,Alphey L,Chapman T

更新日期：2020-11-06 00:00:00

abstract：:Variability in the way organisms reproduce raises numerous, and still unsolved, questions in evolutionary biology. In this study, we emphasize that fungi deserve a much greater emphasis in efforts to address these questions because of their multiple advantages as model eukaryotes. A tremendous diversity of reproductiv...

journal_title：Journal of evolutionary biology

authors： Billiard S,López-Villavicencio M,Hood ME,Giraud T

更新日期：2012-06-01 00:00:00

abstract：:Several hundred species of haplochromine cichlid fish have evolved rapidly in Lake Victoria. Divergent sexual and ecological selection probably played an important role in this radiation, generating divergent mating preferences and preference-trait covariance. However, the segregation of hybrid inviability or infertil...

journal_title：Journal of evolutionary biology

authors： Van Der Sluijs I,Van Dooren TJ,Seehausen O,Van Alphen JJ

更新日期：2008-03-01 00:00:00

abstract：:Many species delay development unless particular environments or rare disturbance events occur. How can such a strategy be favoured over continued development? Typically, it is assumed that continued development (e.g. germination) is not advantageous in environments that have low juvenile/seedling survival (mechanism ...

journal_title：Journal of evolutionary biology

authors： Scott MF,Otto SP

更新日期：2014-10-01 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：:Critical size at which metamorphosis is initiated represents an important checkpoint in insect development. Here, we use experimental evolution in Drosophila melanogaster to test the long-standing hypothesis that larval malnutrition should favour a smaller critical size. We report that six fly populations subject to 1...

journal_title：Journal of evolutionary biology

authors： Vijendravarma RK,Narasimha S,Kawecki TJ

更新日期：2012-02-01 00:00:00

abstract：:Current advances in genetic analysis are opening up our knowledge of the genetics of species differences, but challenges remain, particularly for out-bred natural populations. We constructed a microsatellite-based linkage map for two out-bred lines of Drosophila montana derived from divergent populations by taking adv...

journal_title：Journal of evolutionary biology

authors： Schäfer MA,Mazzi D,Klappert K,Kauranen H,Vieira J,Hoikkala A,Ritchie MG,Schlötterer C

更新日期：2010-03-01 00:00:00

abstract：:Adaptations to pollution among long-lived trees have rarely been documented, possibly because of their long reproductive cycles and the evolutionarily short timescales of anthropogenic pollution. Here, I present the results of a greenhouse experiment that suggest rapid evolutionary adaptation of mountain birch [Betula...

journal_title：Journal of evolutionary biology

authors： Eränen JK

更新日期：2008-03-01 00:00:00

abstract：:Adaptive evolution often involves beneficial mutations at more than one locus. In this case, the trajectory and rate of adaptation is determined by the underlying fitness landscape, that is, the fitness values and mutational connectivity of all genotypes under consideration. Drug resistance, especially resistance to m...

journal_title：Journal of evolutionary biology

authors： Engelstädter J

更新日期：2014-05-01 00:00:00

abstract：:Understanding the functions of animal coloration has been a long-standing question in evolutionary biology. For example, the widespread occurrence of striking longitudinal stripes and colourful tails in lizards begs for an explanation. Experiments have suggested that colourful tails can deflect attacks towards the tai...

journal_title：Journal of evolutionary biology

authors： Murali G,Merilaita S,Kodandaramaiah U

更新日期：2018-11-01 00:00:00

abstract：:In social insects, the emergence of multiple queening is linked to changes in a suite of traits such as the reproductive life span of queens, mating patterns and population structure. We investigated queen turnover, colony longevity, spatial distribution patterns and genetic differentiation in a population of the soci...

journal_title：Journal of evolutionary biology

authors： Bargum K,Helanterä H,Sundström L

更新日期：2007-07-01 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：:Reproductive division of labour is a defining feature of insect societies. Stingless bees (Meliponini) are an interesting exception among the highly eusocial insects in that workers of many species contribute significantly to the production of males. Since workers remain sterile in other species of this large tropical...

journal_title：Journal of evolutionary biology

authors： Grüter C

更新日期：2018-12-01 00:00:00

abstract：:Sexual differences are often dramatic and widespread across taxa. Their extravagance and ubiquity can be puzzling because the common underlying genome of males and females is expected to impede rather than foster phenotypic divergence. Widespread dimorphism, despite a shared genome, may be more readily explained by co...

journal_title：Journal of evolutionary biology

authors： Wyman MJ,Stinchcombe JR,Rowe L

更新日期：2013-10-01 00:00:00