Sentences with phrase «generalist species»

We are highly ingenious and adaptable, surely numbered among the environmental generalist species, who can live nearly anywhere.

• 70 percent of nests located on natural substrates (cottonwood and juniper tress) • Breeding pairs of Red - tailed Hawks, also considered a generalist species, increased substantially from the mid-1970s (1 nest) to the mid-1990s (33 nests) and have remained stable since that time.

He recalls sitting in that patch for an hour, listening and looking for birds, and finding it silent except for mockingbirds (Mimus polyglottos) and jays (Aphelocoma insularis)-- generalist species that do not need chaparral.

Although overall tree species richness did not change over the two decades of the study, the type of species that predominated at the edges changed radically: from specialized trees capable of persisting in the dark understory to so - called generalist species.

We highlight episodes of climate change that have disrupted ecosystems and trophic interactions over time scales ranging from years to millennia by changing species» relative abundances and geographic ranges, causing extinctions, and creating transient and novel communities dominated by generalist species and interactions.

Only the most generalist species remain in the smaller fragments, she added, such as the white - eared opossum (Didelphis albiventris) or the nine - banded armadillo (Dasypus novemcinctus), which are able to adapt to disturbed environments because they do not need such large areas to find food.

Not exact matches

Adaptability is the key notion here since avoiding extinction due to environmental change would favor the generalists over the specialized niche species.

Other species such as red grouse, golden plover, curlew and black grouse are listed as likely to benefit from the «legal control of generalist predators».

According to Hubbell, species have become generalists because they do not know which neighbours they will be competing with.

The new study shows that stochastic influences also play an important part in determining the location of young trees, i.e. the type of habitat in which they will grow, which again turns tree species into generalists.

Researchers had assumed that the original 16 species were all generalists parasitizing any caterpillar that happened to be in the wrong place at the wrong time.

«We need to know what insects eat when doing ecosystem restoration, and we shouldn't assume that species with generalist feeding habits will necessarily fill the same ecological roles as more specialized species.»

Invasive species or successful colonists or weedy generalists — think kudzu and rats — may be spreading into new places, keeping the local species tally up, even as the planet's overall biodiversity is degraded.

Other host species are generalists and give homes to members of a variety of ant genera.

This domino effect is a particular threat to animal species that only interact with a small number of plant species, since they are more sensitive to climate change than generalists.

Overall, though, the bulk of the bee species were generalists, collecting pollen from a wide range of plants.

«Alien plants often gain advantages in their new environment because they lack natural enemies, and in this case the lack of strong competitors amongst alpine plants may be the key to success for generalist native species,» says ecologist Ann Milbau, assistant professor at the research station Climate Impacts Research Centre in Abisko, Sweden.

The generalists, the adaptors, are the species with the survival kits for the 21st century, the species many city - dwellers will see every day.

These are the species that exhibit phenotypic plasticity, the generalists that can thrive in a wide range of environmental conditions and make use of different resources.

The take home message: the Passenger Pigeon was an ecologically resilient species, a generalist capable of thriving under changing conditions.

On the other side, the loss of differences between mammal species in the extinction might indicate that animals with restricted diets died out while the generalists survived to uphold the mammalian legacy.

The species had a generalist diet, nomadic flocking, and the ability to reproduce at low numbers — all traits that made the bird very resilient to environmental change.

Safety Reps may have species - specific expertise or may be generalists with knowledge of an array of animals.

Unlike the generalist island fox, barn owls are more specialized predators and do not switch to other prey species when their their primary prey (mice) decline.

One species, Symbiodinium trenchi, is particularly abundant — «a generalist organism,» the researchers call it, able to live with a variety of coral hosts.

The species is a forest generalist, but with an overall preference for northern and high - elevation woods.

One algae species, Symbiodinium trenchi, is a generalist — able to bond with a variety of hosts.