Populations of Gyromitra esculenta appear to vary geographically in their toxicity.

Populations appear to remain stable and it has not reached the threshold of inclusion as a threatened species, which requires a decline of more than 30 percent in ten years or three generations.

Populations in New Hampshire, Massachusetts, and Connecticut appear to be stable, while the status of populations in the Delaware River watershed affected by the recent floods of 2005 is uncertain at this time.

Populations consisting of subpopulations can be modeled by mixture models, which combine the distributions within subpopulations into an overall population distribution.

" Populations that are physiologically capable of interbreeding, but morphologically or genetically divergent and isolated by geography or ecology, are sometimes considered to be separate species.

Viscous Populations: Secondly, even indiscriminate altruism may be favoured in so-called viscous populations, i. e. those characterized by low rates or short ranges of dispersal.

Populations of Lesser Spotted Woodpeckers are mostly resident, but can be nomadic to some degree.

Populations that feed on cones without removing or twisting them will likely show a 1: 1 morph distribution no matter what the genetic basis may be: the fitness of each morph is inversely proportional to its frequency in the population.

Populations can be dense and territories can shift quickly, especially for species of the extreme shallows ( a few centimetres of water ).

Populations of bull sharks are also found in several major rivers, with more than 500 bull sharks thought to be living in the Brisbane River.

Populations of Ovis aries can be partitioned into the mouflons ( orientalis group ) and urials or arkars ( vignei group ).

Populations can be found at the villages of Chamarel, Yemen, Tamarin and Grande Rivière Noire.

Populations in more northern areas have again reached a level where it can be regularly utilized by hunters, although not in the example provided.

Populations around the Gulf of Mexico may be relatively spot-free even in adulthood.

Populations may also be found in the Sea of Japan and the Sea of Okhotsk.

Populations of the endangered North Island kokako can be found in the high plateau country.

Populations of Lygodium have increased more than 12-fold over the past decade -- as can be seen on IFAS's SRFer Mapserver.

Populations where combinations of alleles or genotypes can be found in the expected proportions are said to be in linkage equilibrium.

Populations can be considered any plant or animal species, human genders, followers of a certain religion, people of different nationalities, stone types, ethnic groups, etc.

ACIP recommends that health-care administrators consider the level of vaccination coverage among health-care personnel ( HCP ) to be one measure of a patient safety quality program and implement policies to encourage HCP vaccination ( e. g., obtaining signed statements from HCP who decline influenza vaccination ) ( see Additional Information Regarding Vaccination of Specific Populations ).

Populations that are considered to be genetically contaminated ( containing hybrids ) are exterminated.

Populations can be a benefit to the land and make it more productive than it is in its natural state.

Populations of anaerobic microorganisms typically take a significant period of time to establish themselves to be fully effective.

Populations of the rare groundcover, Linnaea borealis, may be too isolated from one another to produce viable seed.

Why Published Populations For Major World Urban Areas Vary So Greatly " ( which is the basis for List of metropolitan areas by population ), can get confused about the usage of “ city proper .” On page 2, they give “ city proper ” an “ administrative definition .” On page 5, they imply that the administrative boundaries define the “ city proper .” Yet on page 14, they make “ city proper ” a smaller subset of the administrative areas of the cities of Tokyo, Mexico City and Chicago, and imply that “ city proper ” and “ administrative area ” can be different.

Populations in Canada and Mexico remain stable and healthy.

Populations of choughs are stable or increasing in areas where traditional pastoral or other low intensity agriculture persists, but are declining or have become locally extinct where intensive farming methods have been introduced, such as Brittany, England, south-west Portugal and mainland Scotland.

Populations in the United States are stable in the central part of its range, and it is not considered endangered in the United States.

Populations are considered stable or increasing in the countries of Namibia, Botswana, Zimbabwe, South Africa, Malawi and possibly Tanzania.

Populations recovered and stabilized, so the species was removed from the U. S. federal government's list of endangered species and transferred to the list of threatened species on July 12, 1995, and it was removed from the List of Endangered and Threatened Wildlife in the Lower 48 States on June 28, 2007.

Populations increased so rapidly among both African-American migrants and new European immigrants that there were housing shortages in many major cities, and the newer groups competed for the oldest, most rundown housing.

Merengue has transformed in style, instrumentation, and rhythmically in the Dominican Republic post Trujillo in so many ways, and one important thing to note is its influence in the Dominican Populations of New York City.

Populations of Pygmy Cormorant in Romania have a dramatically decline especially in 60 ’ when due to the communist agricultural policies The Great Brăila Island and important parts of Ialomiţa Pond were drained in order to practice agriculture, so this the habitats of a great number of aquatic birds were destroyed.

Populations of sentient telepathic animals are prevalent in Aldis ( talking animals are a common theme in fantasy literature, but far less so in role-playing ) and are considered equal citizens on par with humans.

Populations and species migration, for example, are sensitive indicators of ecosystem services that sustain and contribute natural capital toward the well-being of humanity.

Populations of several parrot species were described mainly in the unscientific writings of early travelers, and subsequently scientifically described by several naturalists ( to have their names linked to the species that they were proposing ) mainly in the twentieth century, with no more evidence than the earlier observations and without specimens.

Populations that have a steady, substantial gene flow among them are likely to represent a monotypic species even when a fair degree of genetic variation is obvious.

Populations of this species have declined in the 20th century and some island populations are endangered by hunting, accidental poisoning, and collision with power lines.

Populations have seen significant increases since the protection programs began, but the species remains in serious danger.

Populations of feral animals present good sources for studies of population dynamics, and especially of ecology and behavior ( ethology ) in a wild state of species known mainly in a domestic state.

Populations from the Pacific Coast of the United States are genetically distinct from those of G. sabrinus found elsewhere in North America, although they are considered to belong to the same species.

Populations of the Blue-headed Vireo have been steadily increasing since the 1970s and has therefore been classified as a " Least Concern " species in 2004.

Populations in the southwest Pacific, formerly included in C. vittatus, are actually a separate species, C. francisi.

Populations are also found in Madagascar, but it is doubtful if this within the native range of the species.

Populations in cold continental climates mostly have one clutch per year, forming species A, whereas those in warmer climates have two clutches per year, forming species B. European earwigs are most commonly found in temperate climates, since they were originally discovered in the Palearctic region, and are most active when the daily temperature has minimal fluctuation.

Populations have also been introduced outside of the former range of the species to Kenya, Uganda and Zambia.

Populations and genomic resources for genetic biodiversity maintenance in parts of its native range are threatened by overharvesting due to poor or absent conservation planning and by the species ' low germination rates.

Populations of the same species from different latitudes may also follow Allen's rule.

Populations have declined considerably since European settlement, mainly as a result of widespread habitat destruction and predation by mammalian invasive species.