Plants trap pollen to feed predatory arthropods as an indirect resistance against herbivory.

abstract：:Over recent years there has been an accumulation of evidence from a variety of experimental, theoretical, and field studies that many organisms use a movement strategy approximated by Lévy flights when they are searching for resources. Lévy flights are random movements that can maximize the efficiency of resource sear...

journal_title：Ecology

authors： Reynolds AM,Rhodes CJ

更新日期：2009-04-01 00:00:00

abstract：:The nonnative annual grass Bromus tectorum has successfully replaced native vegetation in many arid and semiarid ecosystems. Initial introductions accompanied grazing and agriculture, making it difficult to separate the effects of invasion from physical disturbance. This study examined N dynamics in two recently invad...

journal_title：Ecology

authors： Sperry LJ,Belnap J,Evans RD

更新日期：2006-03-01 00:00:00

abstract：:On St. Paul Island, a remnant of the Bering Land Bridge, woolly mammoths persisted until 5,600 yr BP with no known predators or competitors, providing a natural system for studying hypothesized environmental drivers of extinction. These include overheating due to rising temperatures, starvation, and drought. Here, we ...

journal_title：Ecology

authors： Wang Y,Porter W,Mathewson PD,Miller PA,Graham RW,Williams JW

更新日期：2018-12-01 00:00:00

abstract：:We studied a guild of desert winter annual plants that differ in long-term variation in per capita reproductive success (lb, the product of per capita survival from germination to reproduction, l, times per capita reproduction of survivors, b) to relate individual function to population and community dynamics. We hypo...

journal_title：Ecology

authors： Huxman TE,Barron-Gafford G,Gerst KL,Angert AL,Tyler AP,Venable DL

更新日期：2008-06-01 00:00:00

abstract：:The spatial habitat heterogeneity hypothesis posits that habitat complexity increases the abundance and diversity of species. In tropical forests, lianas add substantial habitat heterogeneity and complexity throughout the vertical forest profile, which may maintain animal abundance and diversity. The effects of lianas...

journal_title：Ecology

authors： Schnitzer SA,Michel NL,Powers JS,Robinson WD

更新日期：2020-12-01 00:00:00

abstract：:Habitat fragmentation produces small, spatially isolated populations that promote inbreeding. Remnant populations often contain inbred and outbred individuals, but it is unclear how inbreeding relative to outbreeding affects the expression of functional traits and biotic interactions such as herbivory. We measured a s...

journal_title：Ecology

authors： Kittelson PM,Wagenius S,Nielsen R,Qazi S,Howe M,Kiefer G,Shaw RG

更新日期：2015-07-01 00:00:00

abstract：:Lianas (woody vines) are an important and dynamic component of many forests throughout the world, and increases in CO2, mean winter temperature, and forest fragmentation may promote their growth and proliferation in temperate forests. In this study, we used a 45-year data set to test the hypothesis that lianas have in...

journal_title：Ecology

authors： Londré RA,Schnitzer SA

更新日期：2006-12-01 00:00:00

abstract：:To investigate the extent and causes of recent quaking aspen (Populus tremuloides) recruitment in northern Yellowstone National Park, we measured browsing intensity and height of young aspen in 87 randomly selected aspen stands in 2012, and compared our results to similar data collected in 1997-1998. We also examined ...

journal_title：Ecology

authors： Painter LE,Beschta RL,Larsen EJ,Ripple WJ

更新日期：2015-01-01 00:00:00

abstract：:The relationship between Adélie Penguins (Pygoscelis adeliae) and ice is well established, with sea ice influencing penguin populations through a variety of processes operating at different spatial and temporal scales. To further explain the relationship between sea ice and Adélie Penguin reproductive performance, we ...

journal_title：Ecology

authors： Emmerson L,Southwell C

更新日期：2008-08-01 00:00:00

abstract：:Predators can impact ecosystems through consumptive or risk effects on prey. Physiologically, risk effects can be mediated by energetic mechanisms or stress responses. The predation-stress hypothesis predicts that risk induces stress in prey, which can affect survival and reproduction. However, empirical support for t...

journal_title：Ecology

authors： Hammerschlag N,Meÿer M,Seakamela SM,Kirkman S,Fallows C,Creel S

更新日期：2017-12-01 00:00:00

abstract：:It is still debated whether alien plants benefit from being mycorrhizal, or if engaging in the symbiosis constrains their establishment and spread in new regions. We analyzed the association between mycorrhizal status of alien plant species in Germany and their invasion success. We compared whether the representation ...

journal_title：Ecology

authors： Menzel A,Hempel S,Klotz S,Moora M,Pyšek P,Rillig MC,Zobel M,Kühn I

更新日期：2017-01-01 00:00:00

abstract：:Kelps often live in a harsh hydrodynamic environment where wave-driven dislodgement of individuals can alter the biodiversity and functioning of reef systems, and increase production in coastal ecosystems adjacent to reefs. The current paradigm is that winter storms tear kelps from reefs once hydrodynamic forces excee...

journal_title：Ecology

authors： De Bettignies T,Wernberg T,Lavery PS,Vanderklift MA,Gunson JR,Symonds G,Collier N

更新日期：2015-03-01 00:00:00

abstract：:An individual's competitive ability is often dependent on its size, but the methods commonly used to analyze plant competition experiments generally assume that the outcome of interactions are size independent. A method for the analysis of experiments with paired competition treatments based on nonlinear regression wi...

journal_title：Ecology

authors： Lamb EG,Cahill JF,Dale MR

更新日期：2006-06-01 00:00:00

abstract：:Although invasive species can have substantial impacts on animal communities, cases of invasive species facilitating native species by removing their predators have rarely been demonstrated across vertebrate trophic linkages. The predictable spread of the invasive cane toad (Rhinella marina), however, offered a unique...

journal_title：Ecology

authors： Doody JS,Soanes R,Castellano CM,Rhind D,Green B,McHenry CR,Clulow S

更新日期：2015-09-01 00:00:00

abstract：:Although direct tree demographic responses to drought are widely recognized, studies of drought-mediated changes in tree interactions are rare. We hypothesize that drought exacerbates soil-water limitation and intensifies competition for water, but reduces light limitation and competition for light. We predict that co...

journal_title：Ecology

authors： Chen Y,Uriarte M,Wright SJ,Yu S

更新日期：2019-09-01 00:00:00

abstract：:Global environmental change (GEC) is affecting species interactions and causing a rapid decline in biodiversity. In this study, I present a new Ecosystem Disruption Index to quantify the impacts of simulated nitrogen (N) deposition (0, 10, 20, and 50 kg N·ha-1 ·yr-1  + 6-7 kg N·ha-1 ·yr-1 background) on abiotic and bi...

journal_title：Ecology

authors： Ochoa-Hueso R

更新日期：2016-10-01 00:00:00

abstract：:Density dependence in vital rates is key to population regulation. Rather than being constant, the strength of density dependence may vary throughout the year, but empirical evidence is limited. Based on 22 years of data of color-banded birds from a recovering population of Eurasian Spoonbills Platalea leucorodia leuc...

journal_title：Ecology

authors： Lok T,Overdijk O,Tinbergen JM,Piersma T

更新日期：2013-10-01 00:00:00

abstract：:Habitat fragmentation often arises from human-induced alterations to the matrix that reduce or eliminate dispersal between habitat patches. Elimination of dispersal increases local extinction and decreases recolonization. These phenomena were observed in the eastern collared lizard (Crotaphytus collaris collaris), whi...

journal_title：Ecology

authors： Templeton AR,Brazeal H,Neuwald JL

更新日期：2011-09-01 00:00:00

abstract：:The ecological drivers of soil biodiversity in the Southern Hemisphere remain underexplored. Here, in a continental survey comprising 647 sites, across 58 degrees of latitude between tropical Australia and Antarctica, we evaluated the major ecological patterns in soil biodiversity and relative abundance of ecological ...

journal_title：Ecology

authors： Delgado-Baquerizo M,Reith F,Dennis PG,Hamonts K,Powell JR,Young A,Singh BK,Bissett A

更新日期：2018-03-01 00:00:00

abstract：:For animals living in natural or semi-natural settings, empirical data on how sociality changes in response to increasing population density are few, especially with respect to true conspecific density and not group size. However, insight into this line of research may be far-reaching--from understanding density depen...

journal_title：Ecology

authors： Vander Wal E,Yip H,McLoughlin PD

更新日期：2012-01-01 00:00:00

abstract：:The input of external energy and matter in recipient ecosystems can act as a bottom-up force that subsidizes consumers, with subsequent cascading effects throughout the food web. Depending on the amount of input, dietary preference, and the strength of trophic links, allochthonous resources generally play a stabilizin...

journal_title：Ecology

authors： Recalde FC,Breviglieri CPB,Romero GQ

更新日期：2020-08-01 00:00:00

abstract：:Africa is home to the last intact guild of large carnivores and thus provides the only opportunity to investigate mechanisms of coexistence among large predator species. Strong asymmetric dominance hierarchies typically characterize guilds of large carnivores; but despite this asymmetry, subdominant species may persis...

journal_title：Ecology

authors： Cozzi G,Broekhuis F,McNutt JW,Turnbull LA,Macdonald DW,Schmid B

更新日期：2012-12-01 00:00:00

abstract：:Parasites are integral members of natural communities, but large-scale determinants of their abundance and diversity, including the importance of biotic and abiotic factors, both natural and anthropogenic, are often not well understood. Here, we examine which factors best predict larval trematode communities in the mu...

journal_title：Ecology

authors： Altman I,Byers JE

更新日期：2014-07-01 00:00:00

abstract：:Tolerance of foliar damage is widely recognized as an effective defense against herbivores and pathogens. However, tolerance of the impacts of antagonists on pollination success is less well understood. Here, we extend the framework of tolerance to foliar damage to understand how plants mitigate the pollination and fi...

journal_title：Ecology

authors： Irwin RE,Galen C,Rabenold JJ,Kaczorowski R,McCutcheon ML

更新日期：2008-11-01 00:00:00

abstract：:The diversity and composition of local communities depends strongly on the pool of species that have been able to colonize that community from elsewhere. Typically this is thought to depend on a larger regional species pool that is subject to local environmental constraints that act as "filters." Often, however, colon...

journal_title：Ecology

authors： Cuellar-Gempeler C,Leibold MA

更新日期：2019-04-01 00:00:00

abstract：:Animals can be important in nutrient cycling in particular ecosystems, but few studies have examined how this importance varies along environmental gradients. In this study we quantified the nutrient cycling role of an abundant detritivorous fish species, the gizzard shad (Dorosoma cepedianum), in reservoir ecosystems...

journal_title：Ecology

authors： Vanni MJ,Bowling AM,Dickman EM,Hale RS,Higgins KA,Horgan MJ,Knoll LB,Renwick WH,Stein RA

更新日期：2006-07-01 00:00:00

abstract：:The size of the regional species pool may influence local patterns of diversity. However, it is unclear whether certain spatial scales are less sensitive to regional influences than others. Additive partitioning was used to separate coral-dwelling fish diversity to its alpha and beta components, at multiple scales, in...

journal_title：Ecology

authors： Belmaker J,Ziv Y,Shashar N,Connolly SR

更新日期：2008-10-01 00:00:00

abstract：:Disruptions to historic disturbance and herbivory regimes have altered plant assemblages in forests worldwide. An emerging consensus suggests that these disruptions often result in impoverished forest biotas. This is particularly true for eastern U.S. deciduous forests where large gaps and understory fires were once r...

journal_title：Ecology

authors： Royo AA,Collins R,Adams MB,Kirschbaum C,Carson WP

更新日期：2010-01-01 00:00:00

abstract：:The arcsine square root transformation has long been standard procedure when analyzing proportional data in ecology, with applications in data sets containing binomial and non-binomial response variables. Here, we argue that the arcsine transform should not be used in either circumstance. For binomial data, logistic r...

journal_title：Ecology

authors： Warton DI,Hui FK

更新日期：2011-01-01 00:00:00

abstract：:A mechanistic understanding of the carbon (C) cycle-climate change feedback is essential for projecting future states of climate and ecosystems. Here we report a novel field mechanism and evidence supporting the hypothesis that nocturnal warming in a temperate steppe ecosystem in northern China can result in a minor C...

journal_title：Ecology

authors： Wan S,Xia J,Liu W,Niu S

更新日期：2009-10-01 00:00:00