Dynamic optimal foraging theory explains vertical migrations of Bigeye tuna.

abstract：:The discovery of genetic caste determination (GCD) in populations of Pogonomyrmex harvester ants raises many questions about the evolution and persistence of such populations. The genetic caste determination arises from the existence of two distinct, but mutually dependent, genetic lineages within a population. Worker...

journal_title：Ecology

authors： Julian GE,Cahan SH

更新日期：2006-09-01 00:00:00

abstract：:Soil microbial communities have the metabolic and genetic capability to adapt to changing environmental conditions on very short time scales. In this paper we combine biogeochemical and molecular approaches to reveal this potential, showing that microbial biomass can turn over on time scales of days to months in soil,...

journal_title：Ecology

authors： Schmidt SK,Costello EK,Nemergut DR,Cleveland CC,Reed SC,Weintraub MN,Meyer AF,Martin AM

更新日期：2007-06-01 00:00:00

abstract：:Emerging aquatic insects from streams are important food sources for riparian predators, yet their availability is seasonally limited. Spatial heterogeneity in stream water temperature was found to spatially desynchronize the emergence timing of aquatic insects, and prolong their flight period, potentially enhancing c...

journal_title：Ecology

authors： Uno H

更新日期：2016-10-01 00:00:00

abstract：:It has been proposed that plant biodiversity may increase the erosion resistance of soils, yet direct evidence for any such relationship is lacking. We conducted a mesocosm experiment with eight species of riparian herbaceous plants, and found evidence that plant biodiversity significantly reduced fluvial erosion rate...

journal_title：Ecology

authors： Allen DC,Cardinale BJ,Wynn-Thompson T

更新日期：2016-01-01 00:00:00

abstract：:Herbivores are often implicated in the generation of the extraordinarily diverse tropical flora. One hypothesis linking enemies to plant diversification posits that the evolution of novel defenses allows plants to escape their enemies and expand their ranges. When range expansion involves entering a new habitat type, ...

journal_title：Ecology

authors： Fine PV,Metz MR,Lokvam J,Mesones I,Zuñiga JM,Lamarre GP,Pilco MV,Baraloto C

更新日期：2013-08-01 00:00:00

abstract：:Plant species composition and diversity is often influenced by early life history stages; thus, global change could dramatically affect plant community structure by altering seed production. Unfortunately, plant reproductive responses to global change are rarely studied in field settings, making it difficult to assess...

journal_title：Ecology

authors： HilleRisLambers J,Harpole WS,Schnitzer S,Tilman D,Reich PB

更新日期：2009-07-01 00:00:00

abstract：:Plants respond to volatile cues emitted by damaged neighbors to increase their defenses against herbivores. We examined whether plants communicated more effectively with local neighbors than distant neighbors in a reciprocal experiment at two sites. Three branches on focal plants were incubated with air from (1) a con...

journal_title：Ecology

authors： Karban R,Wetzel WC,Shiojiri K,Pezzola E,Blande JD

更新日期：2016-11-01 00:00:00

abstract：:Understanding the scale of marine population connectivity is critical for the conservation and sustainable management of marine resources. For many marine species adults are benthic and relatively immobile, so patterns of larval dispersal and recruitment provide the key to understanding marine population connectivity....

journal_title：Ecology

authors： Banks SC,Piggott LM,Williamson JE,Bové U,Holbrook NJ,Beheregaray LB

更新日期：2007-12-01 00:00:00

abstract：:Two contrasting approaches to the analysis of population dynamics are currently popular: demographic approaches where the associations between demographic rates and statistics summarizing the population dynamics are identified; and time series approaches where the associations between population dynamics, population d...

journal_title：Ecology

authors： Coulson T,Ezard TH,Pelletier F,Tavecchia G,Stenseth NC,Childs DZ,Pilkington JG,Pemberton JM,Kruuk LE,Clutton-Brock TH,Crawley MJ

更新日期：2008-06-01 00:00:00

abstract：:Alternative successional trajectories (AST) may result in multiple climax states within an ecosystem when disturbances affect colonization history. In the boreal forest, ungulates have been proposed to drive AST because, under herbivore pressure, preferred species may go extinct and apparent competition may benefit br...

journal_title：Ecology

authors： Hidding B,Tremblay JP,Côté SD

更新日期：2013-12-01 00:00:00

abstract：:Species richness has been shown to increase biomass production of plant communities. Such overyielding occurs when a community performs better than its component monocultures due to the complementarity or dominance effect and is mostly detected in substrate-bound plant communities (terrestrial plants or submerged macr...

journal_title：Ecology

authors： Schmidtke A,Gaedke U,Weithoff G

更新日期：2010-01-01 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：:Spatially synchronous population dynamics are important to ecosystem functioning and have several potential causes. By looking at synchrony in plant productivity over 18 years across two elevations in three types of coastal marsh habitat dominated by different clonal plant species in Georgia, USA, we were able to expl...

journal_title：Ecology

authors： Liu W,Pennings SC

更新日期：2020-12-28 00:00:00

abstract：:Dreissenid mussels, including the zebra (Dreissena polymorpha) and quagga (Dreissena rostiformus bugensis) mussel, are invasive species known for their capacity to act as ecosystem engineers. They have caused significant changes in the many freshwater systems they have invaded by increasing water clarity, reducing pri...

journal_title：Ecology

authors： Fera SA,Rennie MD,Dunlop ES

更新日期：2017-06-01 00:00:00

abstract：:Most taxa show consistent individual differences in behavior, a phenomenon often referred to as animal "personalities." While the links between individual personality and fitness have received considerable attention, little information is available on how animal personality impacts higher-order ecological processes, s...

journal_title：Ecology

authors： Royauté R,Pruitt JN

更新日期：2015-11-01 00:00:00

abstract：:As a strategic cost-saving alternative to constitutive resistance, induction of resistance against herbivores in plants can be especially beneficial when enemies are scarce or variable in abundance. Although probably describing the two ends of a continuum, constitutive and induced resistance strategies have long been ...

journal_title：Ecology

authors： Kalske A,Kessler A

更新日期：2020-11-01 00:00:00

abstract：:Animal movements in heterogeneous environments play a crucial role in a variety of ecological processes. Although a hierarchical structure to the scale of movements has been observed in many animal species, few studies to date have revealed what causes such multi-spatial scale movements within the framework of optimal...

journal_title：Ecology

authors： Amano T,Katayama N

更新日期：2009-12-01 00:00:00

abstract：:Providing a complete data set with species and trait information for a given area is essential for assessing plant conservation, management, and ecological restoration, for both local and global applications. Also, these data sets provide additional information for surveys or data collections, establishing the startin...

journal_title：Ecology

authors： Lorite J,Ros-Candeira A,Alcaraz-Segura D,Salazar-Mendías C

更新日期：2020-09-01 00:00:00

abstract：:Although negative relationships between diversity (frequently measured as species richness) and invasibility at neighborhood or community scales have often been reported, realistic natural diversity gradients have rarely been studied at this scale. We recreated a naturally occurring gradient in species richness to tes...

journal_title：Ecology

authors： Alofs KM,Fowler NL

更新日期：2013-03-01 00:00:00

abstract：:In mammals, reproductive synchrony and reproductive suppression usually are found in social, group-living species, which often display hierarchical relationships among related animals. Some individuals, particularly younger, philopatric females beyond the age of sexual maturity, may not raise offspring because they ar...

journal_title：Ecology

authors： Ordiz A,Støen OG,Swenson JE,Kojola I,Bischof R

更新日期：2008-12-01 00:00:00

abstract：:The IUCN provides a spatial database for many species, including terrestrial mammals. This database includes shapefiles with taxonomic information and the extent of occurrence for each species, and has been used in hundreds of studies in ecology, biogeography and conservation. Here we provide updated distribution maps...

journal_title：Ecology

authors： Rojas D,Moreira M,Ramos Pereira MJ,Fonseca C,Dávalos LM

更新日期：2018-09-01 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：: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：:Removal of predators can have strong indirect effects on primary producers through trophic cascades. Crustose coralline algae (CCA) are major primary producers worldwide that may be influenced by predator removal through changes in grazer composition and biomass. CCA have been most widely studied in Caribbean and temp...

journal_title：Ecology

authors： O'Leary JK,McClanahan TR

更新日期：2010-12-01 00:00:00

abstract：:Effects of predation may cascade down the food web. By alleviating interspecific competition among prey, predators may promote biodiversity, but the precise mechanisms of how predators alter competition have remained elusive. Here we report on a predator-exclosure experiment carried out in a tropical intertidal ecosys...

journal_title：Ecology

authors： van Gils JA,van der Geest M,Jansen EJ,Govers LL,de Fouw J,Piersma T

更新日期：2012-05-01 00:00:00

abstract：:Humans are implicated as a major driver of species extinctions from the Late Pleistocene to the present. However, our predictive understanding of human-caused extinction remains poor due to the restricted temporal and spatial scales at which this process is typically assessed, and the risks of bias due to "extinction ...

journal_title：Ecology

authors： Crees JJ,Turvey ST,Freeman R,Carbone C

更新日期：2019-09-01 00:00:00

abstract：:The greater abundance of some exotic plants in their nonnative ranges might be explained in part by biogeographic differences in the strength of competition, but these competitive effects have not been experimentally examined in the field. We compared the effects of neighbors on the growth and reproduction of spotted ...

journal_title：Ecology

authors： Callaway RM,Waller LP,Diaconu A,Pal R,Collins AR,Mueller-Schaerer H,Maron JL

更新日期：2011-12-01 00:00:00

abstract：:Growth and nutrient uptake of red oak seedlings were studied under conditions simulating a forest understory. The tallest seedlings grew in 30% of full light; seedlings in full light had the greatest dry weight accumulation. Seedlings in full light had an average height of 9.7 inches, and those at 30% and 10% light av...

journal_title：Ecology

authors： Phares RE

更新日期：1971-07-01 00:00:00

abstract：:Flowering sex ratios of dioecious plants are commonly male-biased but rarely female-biased. While greater costs of reproduction from females have been repeatedly demonstrated and explain male biases, male reproductive costs almost never exceed female costs, making the origins of female biases enigmatic. I investigated...

journal_title：Ecology

authors： Shelton AO

更新日期：2010-05-01 00:00:00

abstract：:Most richness estimators currently in use are derived from models that consider sampling with replacement or from the assumption of infinite populations. Neither of the assumptions is suitable for sampling sessile organisms such as plants where quadrats are often sampled without replacement and the area of study is al...

journal_title：Ecology

authors： Shen TJ,He F

更新日期：2008-07-01 00:00:00