Sentences with phrase «in wild animal populations»

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

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

Not exact matches

«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.

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.»

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.

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.

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 mixinIn 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 mixinin both drug coverage and mixing.

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.

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 animalIn 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 animalin 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.

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.

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.

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.

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.

Wild animals are the only remaining risks in the U.S. Rabies vaccination programs for domestic animals like cats, dogs, and livestock have become the norm around the nation, which eliminated the threat from their populations.

In times of famine or over population, wild animals will fight and force the weaker ones off the turf to go find their own territory.

Dr. Rahm has a special interest in reptile medicine and during his senior year in veterinary school was able to participate in externships with two prominent reptile medicine specialists, where he was able to assist in treating various animals such as alligators, sea turtles, Burmese pythons, and snapping turtles, while also taking part in trap / neuter and release efforts with the wild population of iguanas in the Florida Keys.

In contrast, control of cat populations is important for conservation biologists, who argue that TNR does not curtail, and in fact enables, predation on small wild animalIn contrast, control of cat populations is important for conservation biologists, who argue that TNR does not curtail, and in fact enables, predation on small wild animalin fact enables, predation on small wild animals.

Thousands of volunteers and animal welfare groups throughout the country stepped forward in the early 1990s to control the wild cat population through mass sterilization programs.

Changes to dn / ds in some of these domestic / wild animal comparisons may be the result of reductions in effective population size leading to relaxation in selective forces.

In the 1980's, due to a decreasing population, the U.S. Fish and Wildlife Service began a captive breeding program teaming with the Los Angeles Zoo and the San Diego Wild Animal Park.

Through the efforts of many organizations and individuals, reintroduction of California condors began in 1992 and now has a population of over 230 animals living in the wild.

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

All efforts must be made to prevent this pathogen entering the wild amphibian population (eg, via release of infected animals or the discarding of contaminated water or fomites in amphibian habitats such as garden settings).

Feral cats, along with wild dogs and foxes, are thought to have a devastating impact on populations of small native animals in parts of the Australian bush.

For species in the wild, dwindling populations mean less chance of a love connection, while animals in captivity deal with infertility, performance anxiety, and other mating problems.

If there is a population of wild reindeer in the way, how remarkable to be able to vote in favor of the animals... just as it should be.

Rhinos Nearing Extinction After 50 Years of Poaching Rhino poaching, often practiced to remove the animal's horn, has helped cause an extraordinary decline in populations throughout Africa and Asia — for example, there is thought to be about 130 Javan rhinos and only 300 Sumatran rhinos left in the wild.

Rather than tracking a small group of individual animals, the team employed dozens of eyes in the wild (that is, non-invasive camera traps) to sample entire populations.