Sentences with phrase «with ecological niche»

The scale, we have never dealt with an ecological niche of this size in ecological terms, the way a forester might be able to.

Not exact matches

«In a country like India, with a high population density and a high level of poverty, virtually every ecological niche is occupied by some occupational or cultural human group for its sustenance.

Unlike the animals, we are not satisfied with living within a single ecological niche.

There are many examples of convergent evolution where 2 very different animals with very different DNA look and behave very similarly because they are in similar ecological niches.

What's more, work with animals has led to the idea that personality traits evolve to help individuals survive in a wider variety of ecological niches, and this is influencing the way psychologists think about human personality.

This latest study is one of only a few well - documented examples of what evolutionary biologists call «character displacement,» in which similar species competing with each other evolve differences to take advantage of different ecological niches.

«They provide us with an echo of real ecological processes, like adaptive radiations, when an organism rapidly diversifies due to a change in environment or to fill a new niche,» O'Dwyer said.

Our finding is broadly consistent with recent estimates for placental mammals -LSB-(100), but see SM12 (101)-RSB- and thus supports the hypothesis that the K - Pg transition was associated with a rapid species radiation caused by a release of ecological niches following the environmental destruction and species extinctions linked to an asteroid impact (2, 4, 5, 102).

Dinosaur body size evolved very rapidly in early forms, likely associated with the invasion of new ecological niches.

He collaborated on the article «Maximum Entropy - Based Ecological Niche Model and Bio-Climatic Determinants of Lone Star Tick (Amblyomma americanum) Niche» with faculty from Kansas State University's entomology and geography departments as well as other experts in the College of Veterinary Medicine.

The early wave of colonization began with lots of different - looking fish and over time there was an eventual filling of ecological niches accompanied by a decrease in colonization, Price said.

Using endophytic fungi to illustrate, Hawkes and Connor discuss the integration of ecological and evolutionary niche theory in plant microbiome studies to help with the development and implementation of microbiome treatments.

The fanged frogs are special, McGuire says, because they appear to represent a virtually unexplored adaptive radiation with many species occurring at the same sites but adapted to occupy distinct ecological niches.

While the Still Bay era is also characterised by highly innovative technologies — including engraving of ochre, use of personal ornaments, manufacture of highly stylised bone tools, heating silcrete (red rock) to produce better material for knapping bifacial points (spear points) using hard hammer and finally pressure flaking technology — the research team points out that HP's ecological niche expansion coincides with the development of technological innovations that were both efficient and more flexible than those of the Still Bay.

This paleo climatic data and the distribution of archaeological sites associated with the HP, as well of that of the Still Bay tradition, which existed in the same environments about 5,000 years before (76,000 to 71,000 years ago), enabled the researchers to model the emergence of these traditions with two predictive algorithms that permitted them to reconstruct the ecological niche associated with each tradition and determine whether these niches differed significantly through time.

That picture has begun to change, however, with the discovery of a number of early mammals that were well adapted to a variety of ecological niches, including eating plants that huge vegetarian dinosaurs also munched on.

Novel method to identify source - associated phylogenetic clustering shows that Listeria monocytogenes includes niche - adapted clonal groups with distinct ecological preferences.

This is when Earth saw a rapid burst of evolution - life forms diversified and adapted to new ecological niches and began to interact with each other in more complex ways.

They show that there is a trade - off between ovariole number and egg size, that reductions in ovariole number evolve alongside shifts to specific food sources, and that ovariole number variation among species with different food sources is best explained by adaptation to specific ecological niches.

With a new team of collaborators we are underway conducting spatial analyses of Passenger Pigeon observation records with various habitat factors to further clarify the ecological niche space of the specWith a new team of collaborators we are underway conducting spatial analyses of Passenger Pigeon observation records with various habitat factors to further clarify the ecological niche space of the specwith various habitat factors to further clarify the ecological niche space of the species.

Biodiversity can also be explored by investigating how species» traits evolve in close interaction with the environment, for example by analyzing ecological niches.

Ecological drift, frequency - dependence and interference competition shape coexistence of species with similar niches

Over time, you encounter more, and more varied, species, each with their own ecological niche.

Ecological niche modelling of king penguins in the Southern Ocean, validated with population genomics and palaeodemography data, is used to reconstruct past range shifts and identify future vulnerable areas and potential refugia under climate change.