Diversity, ecosystem function, and stability of parasitoid-host interactions across a tropical habitat gradient.

abstract：:Nutritional imbalances are of great interest in the ecological stoichiometry literature, in which researchers have focused almost exclusively on cases where nutrients are available in low amounts relative to energy (carbon), and animal growth is impaired due to insufficient nutrient intake. Little attention has been g...

journal_title：Ecology

authors： Boersma M,Elser JJ

更新日期：2006-05-01 00:00:00

abstract：:Many pest species exhibit huge fluctuations in population abundance. Understanding their large-scale and long-term dynamics is necessary to develop effective control and management strategies. Occupancy models represent a promising approach to unravel interactions between environmental factors and spatiotemporal dynam...

journal_title：Ecology

authors： Veran S,Simpson SJ,Sword GA,Deveson E,Piry S,Hines JE,Berthier K

更新日期：2015-03-01 00:00:00

abstract：:Consumers can alter decomposition rates through both feces and selective feeding in many ecosystems, but these combined effects have seldom been examined in tropical ecosystems. Members of the detrital food web (litter-feeders or microbivores) should presumably have greater effects on decomposition than herbivores, me...

journal_title：Ecology

authors： Prather CM,Belovsky GE,Cantrell SA,González G

更新日期：2018-04-01 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：:Plant traits are influenced by herbivore diet selection, but little is known about how traits are affected by different types of herbivores. We related eight traits of 27 subalpine shrub species in South Island, New Zealand, to damage of these shrubs by introduced red deer (Cervus elaphus) and native invertebrate herb...

journal_title：Ecology

authors： Tanentzap AJ,Lee WG,Dugdale JS,Patrick BP,Fenner M,Walker S,Coomes DA

更新日期：2011-04-01 00:00:00

abstract：:Multiple factors complicate the analysis of animal telemetry location data. Recent advancements address issues such as temporal autocorrelation and telemetry measurement error, but additional challenges remain. Difficulties introduced by complicated error structures or barriers to animal movement can weaken inference....

journal_title：Ecology

authors： Brost BM,Hooten MB,Hanks EM,Small RJ

更新日期：2015-10-01 00:00:00

abstract：:Intensive land use activities, such as agriculture, are a leading cause of biodiversity loss and can have lasting impacts on ecological systems. Yet, few studies have investigated how land-use legacies impact phylogenetic diversity (the total amount of evolutionary history in a community) or how restoration activities...

journal_title：Ecology

authors： Turley NE,Brudvig LA

更新日期：2016-09-01 00:00:00

abstract：:Climate variability, which is expected to increase in the future, can promote coexistence through a mechanism called the storage effect. Currently, we have little understanding of how the importance of the storage effect varies among ecosystems. We tested for the three conditions of the storage effect in a sagebrush s...

journal_title：Ecology

authors： Adler PB,HilleRisLambers J,Levine JM

更新日期：2009-12-01 00:00:00

abstract：:Predation pressure can alter the morphology, physiology, life history, and behavior of prey; each of these in turn can change how surviving prey interact with parasites. These trait-mediated indirect effects may change in direction or intensity during growth or, in sexually dimorphic species, between the sexes. The Tr...

journal_title：Ecology

authors： Stephenson JF,van Oosterhout C,Mohammed RS,Cable J

更新日期：2015-02-01 00:00:00

abstract：:Variation is an essential feature of biological populations, yet much of ecological theory treats individuals as though they are identical. This simplifying assumption is often justified by the perception that variation among individuals does not have significant effects on the dynamics of whole populations. However, ...

journal_title：Ecology

authors： Johnson DW,Freiwald J,Bernardi G

更新日期：2016-03-01 00:00:00

abstract：:Pollination and herbivory networks have mainly been studied separately, highlighting their distinct structural characteristics and the related processes and dynamics. However, most plants interact with both pollinators and herbivores, and there is evidence that both types of interaction affect each other. Here we inve...

journal_title：Ecology

authors： Sauve AMC,Thébault E,Pocock MJO,Fontaine C

更新日期：2016-04-01 00:00:00

abstract：:Occurrence patterns of many sessile species in dynamic landscapes are not in equilibrium due to their slow rates of metapopulation colonization and extinction. Colonization-extinction data enable the estimation of colonization rates for such species, but collecting the necessary data may require long waiting times bet...

journal_title：Ecology

authors： Fabritius H,Singer A,Pennanen J,Snäll T

更新日期：2019-10-01 00:00:00

abstract：:Classical approaches for the analyses of density dependence assume that all the individuals in a population equally respond and equally contribute to density dependence. However, in age-structured populations, individuals of different ages may differ in their responses to changes in population size and how they contri...

journal_title：Ecology

authors： Gamelon M,Grøtan V,Engen S,Bjørkvoll E,Visser ME,Saether BE

更新日期：2016-09-01 00:00:00

abstract：:Character displacement may facilitate species coexistence through niche partitioning. However, the degree to which character displacement influences broader patterns of community assembly is unclear. Here, we capitalize on a natural experiment of community assembly on the oceanic island of Bermuda. Over the past centu...

journal_title：Ecology

authors： Stroud JT,Giery ST,Outerbridge M,Feeley KJ

更新日期：2019-08-01 00:00:00

abstract：:In tropical forests, resource-based niches and density-dependent mortality are mutually compatible mechanisms that can act simultaneously to limit seedling populations. Differences in the strengths of these mechanisms will determine their roles in maintaining species coexistence. In the first assessment of these mecha...

journal_title：Ecology

authors： Clark CJ,Poulsen JR,Levey DJ

更新日期：2012-03-01 00:00:00

abstract：:Foundation species structure forest communities and ecosystems but are difficult to identify without long-term observations or experiments. We used statistical criteria--outliers from size-frequency distributions and scale-dependent negative effects on alpha diversity and positive effects on beta diversity--to identif...

journal_title：Ecology

authors： Qiao X,Zhang J,Wang Z,Xu Y,Zhou T,Mi X,Cao M,Ye W,Jin G,Hao Z,Wang X,Wang X,Tian S,Li X,Xiang W,Liu Y,Shao Y,Xu K,Sang W,Zeng F,Ren H,Jiang M,Ellison AM

更新日期：2020-10-26 00:00:00

abstract：:Comparing the structure of presence/absence (i.e., binary) matrices with those of randomized counterparts is a common practice in ecology. However, differences in the randomization procedures (null models) can affect the results of the comparisons, leading matrix structural patterns to appear either "random" or not. S...

journal_title：Ecology

authors： Strona G,Ulrich W,Gotelli NJ

更新日期：2018-01-01 00:00:00

abstract：:Limestone tropical forests represent a meaningful fraction of the land area in Central America (25%) and Southeast Asia (40%). These ecosystems are marked by high biological diversity, CO2 uptake capacity, and high pH soils, the latter making them fundamentally different from the majority of lowland tropical forest ar...

journal_title：Ecology

authors： Winbourne JB,Brewer SW,Houlton BZ

更新日期：2017-03-01 00:00:00

abstract：:Floodplains are among the world's most threatened ecosystems due to the pervasiveness of dams, levee systems, and other modifications to rivers. Few unaltered floodplains remain where we may examine their dynamics over decadal time scales. Our study provides a detailed examination of landscape change over a 60-year pe...

journal_title：Ecology

authors： Whited DC,Lorang MS,Harner MJ,Hauer FR,Kimball JS,Stanford JA

更新日期：2007-04-01 00:00:00

abstract：:Empirical and theoretical investigations of monocarpy have usually addressed the question of minimum or threshold sizes for reproduction. However, the range of flowering sizes observed in many monocarpic species is extraordinarily large (well beyond what can be called a "threshold"), and the sizes of flowering and non...

journal_title：Ecology

authors： Burd M,Read J,Sanson GD,Jaffré T

更新日期：2006-11-01 00:00:00

abstract：:Plants commonly employ indirect resistance to reduce herbivory by provisioning predatory arthropod populations with additional resources. Numerous predatory arthropods consume pollen that is entrapped on dense, wooly trichomes of plants. Over two seasons, we supplemented pollen on the wooly leaves of turkey mullein, C...

journal_title：Ecology

authors： Van Wyk JI,Krimmel BA,Crova L,Pearse IS

更新日期：2019-11-01 00:00:00

abstract：:Previous work suggests that animal water balance can influence trophic interactions, with predators increasing their consumption of water-laden prey to meet water demands. But it is unclear how the need for water interacts with the need for energy to drive trophic interactions under shifting conditions. Using manipula...

journal_title：Ecology

authors： Leinbach IL,McCluney KE,Sabo JL

更新日期：2019-04-01 00:00:00

abstract：:In view of growing interest in understanding how biodiversity affects ecosystem functioning, we investigated effects of riparian plant diversity on litter decomposition in forest streams. Leaf litter from 10 deciduous tree species was collected during natural leaf fall at two locations (Massif Central in France and Ca...

journal_title：Ecology

authors： Lecerf A,Risnoveanu G,Popescu C,Gessner MO,Chauvet E

更新日期：2007-01-01 00:00:00

abstract：:Biomass production efficiency (BPE), the ratio of biomass production to photosynthesis, varies greatly among ecosystems and typically increases with increasing nutrient availability. Reduced carbon partitioning to mycorrhizal fungi (i.e., per unit photosynthesis) is the hypothesized underlying mechanism, as mycorrhiza...

journal_title：Ecology

authors： Verlinden MS,Ven A,Verbruggen E,Janssens IA,Wallander H,Vicca S

更新日期：2018-11-01 00:00:00

abstract：:Ecological surprises, substantial and unanticipated changes in the abundance of one or more species that result from previously unsuspected processes, are a common outcome of both experiments and observations in community and population ecology. Here, we give examples of such surprises along with the results of a surv...

journal_title：Ecology

authors： Doak DF,Estes JA,Halpern BS,Jacob U,Lindberg DR,Lovvorn J,Monson DH,Tinker MT,Williams TM,Wootton JT,Carroll I,Emmerson M,Micheli F,Novak M

更新日期：2008-04-01 00:00:00

abstract：:Obtaining reliable predictions of species range shifts under climate change is a crucial challenge for ecologists and stakeholders. At the continental scale, niche-based models have been widely used in the last 10 years to predict the potential impacts of climate change on species distributions all over the world, alt...

journal_title：Ecology

authors： Morin X,Thuiller W

更新日期：2009-05-01 00:00:00

abstract：:Bioclimatic envelope models use associations between aspects of climate and species' occurrences to estimate the conditions that are suitable to maintain viable populations. Once bioclimatic envelopes are characterized, they can be applied to a variety of questions in ecology, evolution, and conservation. However, som...

journal_title：Ecology

authors： Araújo MB,Peterson AT

更新日期：2012-07-01 00:00:00

abstract：:Plants interact with numerous enemies and mutualists simultaneously and sequentially. Such multispecies interactions can give rise to trait-mediated indirect effects that are likely to be common in nature but which are also inherently difficult to predict. Understanding multispecies interactions is also important in t...

journal_title：Ecology

authors： Swope SM,Parker IM

更新日期：2010-08-01 00:00:00

abstract：:Estimating the species, phylogenetic, and functional diversity of a community is challenging because rare species are often undetected, even with intensive sampling. The Good-Turing frequency formula, originally developed for cryptography, estimates in an ecological context the true frequencies of rare species in a si...

journal_title：Ecology

authors： Chao A,Chiu CH,Colwell RK,Magnago LFS,Chazdon RL,Gotelli NJ

更新日期：2017-11-01 00:00:00

abstract：:Although canopy height has long been a focus of interest in ecology, it has remained difficult to study at large spatial scales. Recently, satellite-borne LiDAR equipment produced the first systematic high resolution maps of vegetation height worldwide. Here we show that this new resource reveals three marked modes in...

journal_title：Ecology

authors： Xu C,Hantson S,Holmgren M,van Nes EH,Staal A,Scheffer M

更新日期：2016-09-01 00:00:00