Search Results - "Cirtwill, Alyssa R."

Motifs in bipartite ecological networks: uncovering indirect interactions by Simmons, Benno I., Cirtwill, Alyssa R., Baker, Nick J., Wauchope, Hannah S., Dicks, Lynn V., Stouffer, Daniel B., Sutherland, William J.

“…Indirect interactions play an essential role in governing population, community and coevolutionary dynamics across a diverse range of ecological communities…”
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Landscape composition and pollinator traits interact to influence pollination success in an individual‐based model by Kortsch, Susanne, Saravia, Leonardo, Cirtwill, Alyssa R., Timberlake, Thomas, Memmott, Jane, Kendall, Liam, Roslin, Tomas, Strona, Giovanni

“…The arrangement of plant species within a landscape influences pollination via changes in pollinator movement trajectories and plant–pollinator encounter…”
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Decline in Honeybees and Its Consequences for Beekeepers and Crop Pollination in Western Nepal by Kortsch, Susanne, Timberlake, Thomas P, Cirtwill, Alyssa R, Sapkota, Sujan, Rokoya, Manish, Devkota, Kedar, Roslin, Tomas, Memmott, Jane, Saville, Naomi

“…In understudied regions of the world, beekeeper records can provide valuable insights into changes in pollinator population trends. We conducted a…”
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What makes a good pollinator? Abundant and specialised insects with long flight periods transport the most strawberry pollen by Villa‐Galaviz, Edith, Cirtwill, Alyssa R., Gibson, Rachel, Timberlake, Thomas, Roslin, Tomas, Memmott, Jane

“…Abstract Despite the importance of insect pollination to produce marketable fruits, insect pollination management is limited by insufficient knowledge about…”
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Synthetic datasets and community tools for the rapid testing of ecological hypotheses by Poisot, Timothée, Gravel, Dominique, Leroux, Shawn, Wood, Spencer A, Fortin, Marie‐Josée, Baiser, Benjamin, Cirtwill, Alyssa R, Araújo, Miguel B, Stouffer, Daniel B

“…The increased availability of both open ecological data, and software to interact with it, allows the fast collection and integration of information at all…”
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A network approach for managing ecosystem services and improving food and nutrition security on smallholder farms by Timberlake, Thomas P., Cirtwill, Alyssa R., Baral, Sushil C., Bhusal, Daya R., Devkota, Kedar, Harris‐Fry, Helen A., Kortsch, Susanne, Myers, Samuel S., Roslin, Tomas, Saville, Naomi M., Smith, Matthew R., Strona, Giovanni, Memmott, Jane

“…Smallholder farmers are some of the poorest and most food insecure people on Earth. Their high nutritional and economic reliance on home‐grown produce makes…”
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Some food webs like it hotter by Cirtwill, Alyssa R.

“…Temperature affects the metabolic rates of species, their feeding interactions and their ability to persist in a given environment. Now research suggests that…”
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Stable motifs delay species loss in simulated food webs by Cirtwill, Alyssa R., Wootton, Kate L.

“…Some three‐species motifs (unique patterns of interactions between three species) are both more stable when modelled in isolation and over‐represented in…”
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How exotic plants integrate into pollination networks by Stouffer, Daniel B., Cirtwill, Alyssa R., Bascompte, Jordi

“…1. There is increasing world-wide concern about the impact of the introduction of exotic species on ecological communities. Since many exotic plants depend on…”
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Species motif participation provides unique information about species risk of extinction by Cirtwill, Alyssa R., Åkesson, Anna, Wootton, Kate L., Eklöf, Anna

“…Loss of species in food webs can set in motion a cascade of additional (secondary) extinctions. A species' position in a food web (e.g. its trophic level or…”
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A sprinkling of gold dust: Pine pollen as a carbon source in Baltic Sea coastal food webs by Liénart, Camilla, Cirtwill, Alyssa R., Hedgespeth, Melanie L., Bradshaw, Clare

“…Allochthonous subsidies to marine ecosystems have mainly focused on biogeochemical cycles, but there has also been recent interest in how terrestrial carbon…”
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Between‐year changes in community composition shape species’ roles in an Arctic plant–pollinator network by Cirtwill, Alyssa R., Roslin, Tomas, Rasmussen, Claus, Olesen, Jens Mogens, Stouffer, Daniel B.

“…Inter‐annual turnover in community composition can affect the richness and functioning of ecological communities. If incoming and outgoing species do not…”
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Feeding environment and other traits shape species’ roles in marine food webs by Cirtwill, Alyssa R., Eklöf, Anna, Brose, Ulrich

“…Food webs and meso‐scale motifs allow us to understand the structure of ecological communities and define species’ roles within them. This species‐level…”
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Latitudinal gradients in biotic niche breadth vary across ecosystem types by Cirtwill, Alyssa R., Stouffer, Daniel B., Romanuk, Tamara N.

“…Several properties of food webs—the networks of feeding links between species—are known to vary systematically with the species richness of the underlying…”
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Stable pollination service in a generalist high Arctic community despite the warming climate by Cirtwill, Alyssa R., Kaartinen, Riikka, Rasmussen, Claus, Redr, Deanne, Wirta, Helena, Olesen, Jens M., Tiusanen, Mikko, Ballantyne, Gavin, Cunnold, Helen, Stone, Graham N., Schmidt, Niels Martin, Roslin, Tomas

“…Insects provide key pollination services in most terrestrial biomes, but this service depends on a multistep interaction between insect and plant. An insect…”
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Flower‐visitor and pollen‐load data provide complementary insight into species and individual network roles by Cirtwill, Alyssa R., Wirta, Helena, Kaartinen, Riikka, Ballantyne, Gavin, Stone, Graham N., Cunnold, Helen, Tiusanen, Mikko, Roslin, Tomas

“…Most animal pollination results from plant–insect interactions, but how we perceive these interactions may differ with the sampling method adopted. The two…”
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Little directional change in the timing of Arctic spring phenology over the past 25 years by Schmidt, Niels Martin, Kankaanpää, Tuomas, Tiusanen, Mikko, Reneerkens, Jeroen, Versluijs, Tom S L, Hansen, Lars Holst, Hansen, Jannik, Gerlich, Hannah Sørine, Høye, Toke T, Cirtwill, Alyssa R, Zhemchuzhnikov, Mikhail K, Peña-Aguilera, Pablo, Roslin, Tomas

“…With the global change in climate, the Arctic has been pinpointed as the region experiencing the fastest rates of change. As a result, Arctic biological…”
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A quantitative framework for investigating the reliability of empirical network construction by Cirtwill, Alyssa R., Eklöf, Anna, Roslin, Tomas, Wootton, Kate, Gravel, Dominique, Ellison, Aaron

“…Descriptions of ecological networks typically assume that the same interspecific interactions occur each time a community is observed. This contrasts with the…”
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Concomitant predation on parasites is highly variable but constrains the ways in which parasites contribute to food web structure by Cirtwill, Alyssa R., Stouffer, Daniel B.

“…1. Previous analyses of empirical food webs (the networks of who eats whom in a community) have revealed that parasites exert a strong influence over observed…”
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Knowledge of predator-prey interactions improves predictions of immigration and extinction in island biogeography by Cirtwill, Alyssa R., Stouffer, Daniel B.

“…Aim: MacArthur and Wilson's original formulation of the theory of island biogeography (TIB) included the corollary hypothesis that species richness might…”
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