Birds have adapted to so many
ecological niches in large part because of the variety of ways feathers lend them a competitive advantage.
The kangaroo, quoll, wombat, and cuscus are marsupials that inhabit
ecological niches in Australia equivalent to those of the deer, rat, marmot, and flying squirrel of North America.
«Knowing which microbes live in various
ecological niches in healthy people allows us to better investigate what goes awry in diseases thought to have a microbial link, like Crohn's disease and obesity,» says George Weinstock, associate director of the Genome Institute at Washington University in St Louis and one of the Human Microbiome Project's principal investigators.
«In view of Emiliania's rather small changes in metabolic performance observed in previous laboratory experiments, we predicted that it would still be able to maintain
its ecological niche in an acidifying ocean.
In addition, as pH shifts away from acidic, the genus Bacteroides can also bloom as well, gaining
an ecological niche in this less acidic environment courtesy of a low carb diet.
Not exact matches
So on average I think there's likely to be some froth or overvaluation
in companies that are going to be No. 2
in an economic -
ecological niche.
«
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.
Feminist utopian literature depicts these hidden communities
in isolation from patriarchal civilization, which poses a threat to the creative and peaceful
ecological niches imagined by women.
Marsupials have evolved
in Australia several forms which occupy
ecological niches held on other continents by placental mammals — wolf - like, squirrel - like, mole - like, woodchuck - like, etc..
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 seems to have happened
in evolution is that every conceivable
ecological niche gets occupied.
There are few
ecological niches and crannies
in the environment that sonic new denomination can not be designed to meet.
Anytime you prohibit some product or activity or service legally which has a demand
in society, you create an
ecological niche for organized crime to cater to that demand.
In evolutionary biology, convergent evolution is the process whereby organisms not closely related (not monophyletic), independently evolve similar traits as a result of having to adapt to similar environments or
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.
Biologists from Ludwig - Maximilians - Universitaet (LMU)
in Munich have now elucidated the sensory basis of their ability to exploit a novel
ecological niche.
One positive finding of the
ecological niche modelling study is that while the ranges of many species are expected to contract, much of the remaining suitable habitat for many species will be located within existing protected areas, and that the recent creation of new reserves such as Itombwe and Kabobo
in the Democratic Republic of Congo, have greatly increased the protection of some species under threat by future climate change.
Or the wild creatures exploited new
ecological niches created by humans, gradually habituating themselves to people and,
in essence, domesticating themselves.
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.
Though they also lost half their species, curiously, at least one species
in each
ecological niche survived.
It was a kind of
ecological niche that no one wanted to occupy, and so it's easy for anything to crawl
in there.»
«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.
The research, publishing on March 24
in the Open Access journal PLOS Biology, identifies 122 new types of RNA bacteriophages
in diverse
ecological niches, providing an opportunity to define their contributions to ecology, and potentially to fight bacterial infections, particularly those resistant to antibiotics.
«Life on Earth has radiated into every conceivable — and
in some cases almost inconceivable —
ecological niche,» says Chris Impey of the University of Arizona
in Tucson, US.
The latest technique for making these predictions is so - called
ecological niche modelling,
in which researchers log the locations of known species sightings, then gather environmental data for those places to define the
ecological limits of the species» range.
«The point of the paper is really well taken,» says Dan Warren, an evolutionary ecologist at the University of California at Davis who is an expert
in ecological niche models.
In this study, the research team, which included scientists from the London School of Hygiene & Tropical Medicine, Oxford University (UK) and the University of Toronto (Canada), established the ecological niche for Zika virus in the Americas (where Zika virus transmission has been reported or where conditions are suitable
In this study, the research team, which included scientists from the London School of Hygiene & Tropical Medicine, Oxford University (UK) and the University of Toronto (Canada), established the
ecological niche for Zika virus
in the Americas (where Zika virus transmission has been reported or where conditions are suitable
in the Americas (where Zika virus transmission has been reported or where conditions are suitable).
Other dinosaur groups failed to do this, got locked
in to narrow
ecological niches, and ultimately went extinct.
Dinosaur body size evolved very rapidly
in early forms, likely associated with the invasion of new
ecological niches.
Part of the answer can be found
in a new study appearing this week
in Science that shows how the sudden emergence of just one or two new genes can profoundly transform organisms» appearance, behavior and
ecological niche.
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.
«This is possibly one of the best examples of
ecological speciation, that is the process by which selection generates new species, in the marine environment because the species evolved by adapting to different ecological niches, rather than by being separated by geographic barriers for a very long time,» says Paolo Momigliano, post-doctoral researcher from the Ecological Genetics Rese
ecological speciation, that is the process by which selection generates new species,
in the marine environment because the species evolved by adapting to different
ecological niches, rather than by being separated by geographic barriers for a very long time,» says Paolo Momigliano, post-doctoral researcher from the Ecological Genetics Rese
ecological niches, rather than by being separated by geographic barriers for a very long time,» says Paolo Momigliano, post-doctoral researcher from the
Ecological Genetics Rese
Ecological Genetics Research Unit.
The research provides insight into the
ecological niche that the oversized creature may have filled
in the wetlands of southwest China, where it lived.
Tan and other researchers
in the laboratory of Georgia Tech Professor Lin Jiang tested that hypothesis using P. fluorescens, which rapidly evolves into two general phenotypes differentiated by the
ecological niches they adopt
in static test tube microcosms.
The finches filled the available
ecological niches, taking advantage of the resources
in ways that limited the ability of later - arriving birds to similarly establish themselves and diversify, he suggested.
Although the Rocky Mountain locust, the species that wreaked havoc here
in the 19th century, does seem tohave disappeared, its
ecological niche may be only temporarily vacant.
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.
This aids
in mate recognition, thus maintaining each species» superiority
in exploiting slightly different
ecological niches.
Although an evolutionary innovation can open up new
ecological niches, traits which are essentially beneficial can put species at a disadvantage
in the context of rapid environmental changes.
In this study, the team found that the snow leopard had unique amino - acid changes in both genes that may have contributed to snow leopard's acquisition of an alpine, high altitude ecological nich
In this study, the team found that the snow leopard had unique amino - acid changes
in both genes that may have contributed to snow leopard's acquisition of an alpine, high altitude ecological nich
in both genes that may have contributed to snow leopard's acquisition of an alpine, high altitude
ecological niche.
Across the large lakes of this region, the hybrid population then diversified
in a process known as «adaptive radiation» (evolution of multiple new species adapted to different
ecological niches).
For these migratory whales, geographical barriers do not exist
in the vastness of the ocean, instead some rorquals differentiated by inhabiting different
ecological niches.
Then a comparison between the genome - based
ecological adaptations of different and related clades will be performed
in order to explain
niche differentiation.
The researchers uncovered a variety of features
in the cichlid genome that enabled the fishes to thrive
in new habitats and
ecological niches within the Great Lakes of East Africa.
What this latest report now shows is the degree of fine - tuning that is possible after
ecological, social, neurogenic, and socio - cognitive
niche construction has already occurred — and resulted
in the nutrient - dependent pheromone - controlled increased organismal complexity that is us.
Such fine - tuning would be different
in different
ecological niches.
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.
Ecological niche models supported inference of drastic changes
in the extent of its breeding range over the last glacial — interglacial cycle.