Sentences with phrase «species interactions at»

Using the genomic technologies he's learned at the IGB, Woolbright hopes to develop a research program that investigates climate - driven changes in species interactions at the gene level.

Not exact matches

By systematically observing the spontaneous interactions between zoo visitors and chimpanzees at Furuvik Zoo in Sweden, researchers found that both species imitated to a similar extent.

«Interactions between species are important for ecosystem (a community of interacting species) stability,» said Dr Dirk Sanders, of the Centre for Ecology and Conservation at the University of Exeter's Penryn Campus in Cornwall.

The team is currently studying microbial - immune interaction in a more complex context, analyzing the additive effects of several bacterial species at a time.

«This work raises the bar» for using present - day species interactions to convincingly explain evolutionary patterns that emerged millions of years in the past, says Craig Benkman, a biologist at the University of Wyoming in Laramie.

At a time when global warming is creating an imbalance in communities and when numerous species are invading ecosystems to which they were previously alien, these conclusions need to be taken into account if it is wished to predict the new interactions that will result from such changes.

These observations, carried out at an extraordinary level of detail, made it possible to establish the interactions between one hundred or so species situated on four trophic levels: plants (23 species), aphids that feed on these plants (25 species), wasps that lay their eggs in the bodies of the aphids (22 species), and other wasps that lay their eggs in the larvae of the preceding wasps inside aphids (26 species).

Although competitive interactions and species number may have diverse effects on variability measured at the individual species level, a combination of theoretical analyses shows that these factors have no effect on variability measured at the community level.

«Interactions between herbivores and native plants were much stronger than interactions between herbivores and invasive plants at lower latitudes, making the southern region more susceptible to invasive species,» Interactions between herbivores and native plants were much stronger than interactions between herbivores and invasive plants at lower latitudes, making the southern region more susceptible to invasive species,» interactions between herbivores and invasive plants at lower latitudes, making the southern region more susceptible to invasive species,» Cronin said.

The team also compared the response of flies in cages (which experienced the local temperature and humidity, but not interactions with other species) with the abundance of D. birchii in wild populations at the same sites along mountain gradients (where other species were also present), to test whether interactions among species affect responses to climate change.

We invite original innovative research on the rational engineering of plant systems at all levels, including proteins, protein complexes, sensors, metabolic and signalling pathways, microcompartments such as carboxysomes, subcellular compartments, cell types or tissues, as well as the engineering of novel plant hybrid species and the interactions of plants with viruses, bacteria, and other organisms.

We now report the following three novel findings on pAb conformer's binding to amyloidogenic aggregates: 1) pAb aggregates have greater activity than monomers (HMW species > dimers > monomers), 2) pAbs interactions with amyloidogenic aggregates at least partially involves unconventional (non-CDR) interactions of F (ab) regions, and 3) pAb's activity can be easily modulated by trace aggregates generated during sample processing.

While most of the rest of us look at toads on dry land, Michael conducts field and laboratory studies on toad tadpoles, and their interactions with native species.

It contains 70 tracks from at least eight different species, including rarely - seen interactions between both dinosaurs and mammals.

Species identification provides data to help make decisions regarding the handling to be given to biodiversity and at the same time the educational experience becomes interesting because the interaction of live theory with practice.

We know, too, that a similar dynamic is at work in the interaction between people and other species, and the research bears this out.

At the very least, it's important to have an understanding of how different species of pets can get along, even if there's no physical interaction between them.

'' «Another reason sea lions appear to be the more common target of «intentional, negative human interaction,» is that sea lions will more often try to come ashore when gravely injured, while other marine mammal species will die or suffer at sea,» added Dr. Van Bonn.

The team at Wildlife Coast Cruises has been educating guests about the region's marine diversity for almost 25 years, with on - board marine biologists providing fascinating insights into the interaction of species across this unique ecosystem.

What his work underlines is that, to quote ecologist Daniel Janzen, the ultimate extinction is of species interactions within food webs, because atering these interactions creates extinction cascades locally that eventually beome widespread.

The lower Chesapeake Bay is especially at risk due to high rates of sinking land (known as subsidence).96 Climate change and sea level rise are also likely to cause a number of ecological impacts, including declining water quality and clarity, increases in harmful algae and low oxygen (hypoxia) events, decreases in a number of species including eelgrass and seagrass beds, and changing interactions among trophic levels (positions in the food chain) leading to an increase in subtropical fish and shellfish species in the bay.66

At best, changes of such magnitude would trigger dramatic re-organization of ecosystems across the globe that would play out over the next few centuries; at worst, extinction rates would elevate considerably for the many species adapted to pre-global warming conditions, via mechanisms described above (inability to disperse or evolve fast enough to keep pace with the extremely rapid rate of climate change, and disruption of ecological interactions within communities as species respond individualisticallyAt best, changes of such magnitude would trigger dramatic re-organization of ecosystems across the globe that would play out over the next few centuries; at worst, extinction rates would elevate considerably for the many species adapted to pre-global warming conditions, via mechanisms described above (inability to disperse or evolve fast enough to keep pace with the extremely rapid rate of climate change, and disruption of ecological interactions within communities as species respond individualisticallyat worst, extinction rates would elevate considerably for the many species adapted to pre-global warming conditions, via mechanisms described above (inability to disperse or evolve fast enough to keep pace with the extremely rapid rate of climate change, and disruption of ecological interactions within communities as species respond individualistically).