Sentences with phrase «many wild animal populations»

In the case of a disease like heartworm, which is transmitted by mosquitoes and infects both wild animal populations and companion animals, there is some natural variation in both drug coverage and mixing.

The eating habits of mothers may be key to keeping wild animal populations steady, a study suggests.

If similar biases operate in wild animal populations, the adoption of culturally transmitted innovations may be significantly shaped by the characteristics of performers.

We are dedicated to managing our domestic and wild animal population in a manner that provides a safe and healthy environment for both animals and people.

Wild bird populations, like many wild animal populations, are under extreme pressure worldwide, mostly from human practices and habitat destruction.

Progress and expansion into previously undisturbed areas have placed increased external pressures on wild animal populations, and the number of injured wildlife cases will rise as land within the south is developed.

He says wild animal populations have experienced steep declines.

We acknowledge however, that rare and exceptional circumstances may arise where the overall health and welfare of a wild animal population are at risk (i.e. fatal infectious disease).

Vaccination is preferable, and probably essential in areas where rabies is endemic in the wild animal population.

The impact of infectious diseases on wild animal populations - a review.

Not exact matches

They were given authority over a fourth of the earth, to kill its population with the sword, famine, and disease, and by the wild animals of the earth.

«It is my desire and my purpose to further the education of the people of Texas and elsewhere in wildlife conservation, in the knowledge of the breeding and living habits of our wild creatures and in the relationship of wildlife to domesticated livestock on our ranches and farms; to afford students and others interested in wildlife betterment and propagation and in the raising of wildlife along with domesticated animals a place for research and an opportunity for the study thereof; and to develop scientifically methods of increasing the wildlife population of the state and nation for the benefit of future generations... who may not have the opportunity to know and appreciate our wildlife, as I have, unless methods of increasing and conserving our wildlife are scientifically developed.

In the next stage of the project we planned to broaden our interests and include markers that were able to distinguish whether a live animal had been taken from the wild or from a captive - bred population, so we were also looking for population, family, and paternity type markers as well.

But if you look at distemper — canine distemper and feline distemper had been decimating lion populations for years and years and years, and it's from domestic animals infecting wild populations.

Hanna Granroth - Wilding, who led the study, said: «Our knowledge of disease in wild animals has tended to focus on the individual, but our study shows that we need to pay more attention to the broader consequences of disease to fully appreciate the role that it plays in wild populations, especially those whose numbers may be under threat.»

The result is the denuding of wild populations and a vast recycling of mistreated animals, most of which are likely die on one of their ersatz flights to freedom.

What began with one individual has now spread rapidly throughout the population of devils in Tasmania, killing almost all the animals and threatening survival of the species in the wild.

«And Randy has written the book on the health of a population of wild animals.

Whiting hopes his research findings serve to inform the public that the alligator was here first, and we should act accordingly by preserving the animal's wild populations and its environment.

Hammerhead sharks, which have recently received new protections from the UN Convention on the Conservation of Migratory Species of Wild Animals, are experiencing drastic population declines in excess of 90 % in several parts of world.

This effect seems to help keep populations of wild animals stable, and may help them avoid extinction.»

And the loss of genetic diversity in wild axolotls — owing to their diminishing population — means that scientists lose out on learning all they can about the animal's biology.

That means public health officials may have to start looking for infections and deaths in local wild animal and livestock populations to keep the virus in check, he says.

The majority of source animals were part of just a few wild elephant populations in Africa — and just two areas since 2006.

«The strengths of our study are that we have confirmed these results in a completely different animal group, and that our data comes from wild populations,» she concludes.

Today only 1,300 - 1,400 of the animals exist in the wild, and their populations have declined about four percent annually in recent years.

This is a shame, because stress and suffering in individual wild animals due to the encroachment of humans is contributing to the demise of whole populations.

While populations of wild animals have halved, only about 1 to 2 per cent of species have been lost so far — at least in well - studied groups such as mammals and birds.

«Small population sizes and habitat fragmentation are well known threats to animals with limited mobility, but the impacts of these factors are hard to observe in wild populations,» said Forero - Medina, Species and Science Director for WCS's Colombia Program and a study co-author.

Since Christophe Boesch began studying wild chimpanzees in the Taï forest in Côte d'Ivoire in 1979, the animals» populations have declined by more than two - thirds.

The ultimate goal of these centres is often reintroduction: to return these animals to wild populations.

As of 2005, a cooperative venture between the Zoological Society of London and Mongolian Scientists has resulted in a free - ranging population of 248 animals in the wild.

While we all hope and work towards keeping the snow leopard alive in the wild zoo populations also have their role in helping to educate the public about conservation of this and other endangered animals.

In 1960 there were 22 captive snow leopards in Europe and North America but by 1976 the population had increased to 167, many of them wild caught animals.

Ancient DNA allows tracking of past population histories through time, accessing the gene pools of wild animals predating domestication and exploring genetic variation that has been lost in extant populations.

Our work demonstrates the power of ancient genomes to reconstruct the complex genetic changes that transformed wild animals into their domesticated forms, and the population context in which this process took place.

Humans have been altering animals and plants through selective breeding for millennia; but, because these changes typically reduce the capacity for survival and reproduction in the wild, they do not spread to wild populations.

November 28, 2012 — The Center filed suit challenging the Service's failure to respond to our 2004 petition calling for implementation of sweeping reforms in the management of the Mexican gray wolf population, which had by then grown by only three animals, leaving just 58 wolves in the wild.

Arizona authorities have long opposed the release of captive wolf families into the wild, even though that is the most reliable means of bringing in more genetically diverse animals to ensure the survival of the wild population; currently, nearly all the wolves are related to each other as if they were siblings.

The complex viromes of different human as well as wild and domesticated animal populations are also characterized to allow future changes associated with disease outbreak to be rapidly identified.

First approved in 1995 to prevent raccoon rabies, it is used worldwide to protect wild animals and, indirectly, neighboring human populations.

Many wild populations of animals and plants are profoundly threatened by exotic diseases — chytrid fungus in frogs, sylvatic plague in black - footed ferrets, Rapid Ohi'a Death in the keystone ohi'a trees of Hawaii, avian malaria in the forest birds of Hawaii.

Many remnant populations of animals in the wild and in captive breeding programs are facing what is called an «extinction vortex,» as inbreeding forces them into an accelerating loss - of - fitness spiral.

12 What he found was a population that put great value on animal foods — wild pig and seafood — even groups living inland on some of the larger islands.

Thus, universal characteristics of preagricultural human diets are helpful in understanding how the recent Western diet may subject modern populations to chronic disease: Before the development of farming and the domestication of livestock practices, dietary choices would have been necessarily limited to minimally processed wild plant and animal foods.

For discussing all animal crossing related topics in the ac series including population growing, wild world, city folk and future installments.

In addition to harboring diseases that affect humans, such as ringworm, distemper, toxoplasmosis, leptospirosis and rabies, infected pets have the potential to transmit diseases into wild populations of animals.

Free - roaming cats and dogs reduce wild - animal populations, including threatened or endangered species in local areas.

Even if this estimate is too low because companion animals other than dogs and cats are not included in the estimate or because the fraction of needy companion animals is higher in areas with fewer resources, a revised estimate would still probably be quite low compared to the populations of farm and wild animals.

Also, we can help control disease and continued overbreeding of these cats in the wild, and ultimately reduce the number of euthanized cats in animal shelters while stabilizing colony populations.