Sentences with phrase «wolf populations at»

«The only other explanation is that there was a major divergence between two wolf populations at that time, and one of these populations subsequently gave rise to all modern wolves.»

Not exact matches

The basic plan: Distribute the oral vaccines at night once every two years, vaccinate at least 40 percent of a chosen wolf population and use motion - sensing cameras to see if each pack's high - ranking males and females — the primary pup producers — take the bait.

«We're likely looking at a population in transition, and the healthiest transition would almost certainly involve restoring wolf predation to Isle Royale.»

Last year, FWS biologists estimated the population of Mexican wolves at 109 animals, the highest it's been since reintroduction and double its size in 2010.

The researchers studied the wolves when the reintroduced population was just starting out and few in number, and again when the wolves had spread throughout the area and were to be found at higher densities.

The same year that Creel published his study, Middleton, then a Ph.D. student at the University of Wyoming, was put in charge of an ambitious research project to investigate more directly the effects of wolves on the elk population.

The U.S. Fish and Wildlife Service must monitor the wolf populations in the delisted areas for at least five years and can «emergency relist» the species if necessary.

After years of political controversy, bureaucratic turmoil, and fluctuating populations, around eighty Mexican gray wolves roam the Southwest today, more than at any time since the government reintroduced them to the wild in 1998.

Wolf populations on the island, once numbering about 50, are at their lowest level since the study began in 1958.

It's one of the largest intact forest ecosystems left on Earth; it's actually only three or four places that have these large unfragmented habitats left and because of that it holds some of the largest populations of mammals and birds — some of the largest populations of wolves, for example, in, caribou as well as, we estimate one to three billion birds that nest there every year and that's some of the birds that are actually stopping off at Central Park.

At Chernobyl, populations of wild boar, elk, roe deer, and wolves increased significantly in the decade after the accident.

Despite the evidence of hybridisation among Eurasian grey wolves, the wolf populations have remained genetically distinct from dogs, suggesting that such cross-breeding does not diminish distinctiveness of the wolf gene pool if it occurs at low levels.

He taught me a lot about evolutionary medicine and nutrition in general, opened many doors and introduced me (directly and indirectly) to various players in this field, such as Dr. Boyd Eaton (one of the fathers of evolutionary nutrition), Maelán Fontes from Spain (a current research colleague and close friend), Alejandro Lucia (a Professor and a top researcher in exercise physiology from Spain, with whom I am collaborating), Ben Balzer from Australia (a physician and one of the best minds in evolutionary medicine), Robb Wolf from the US (a biochemist and the best «biohackers I know»), Óscar Picazo and Fernando Mata from Spain (close friends who are working with me at NutriScience), David Furman from Argentina (a top immunologist and expert in chronic inflammation working at Stanford University, with whom I am collaborating), Stephan Guyenet from the US (one of my main references in the obesity field), Lynda Frassetto and Anthony Sebastian (both nephrologists at the University of California San Francisco and experts in acid - base balance), Michael Crawford from the UK (a world renowned expert in DHA and Director of the Institute of Brain Chemistry and Human Nutrition, at the Imperial College London), Marcelo Rogero (a great researcher and Professor of Nutrigenomics at the University of Sao Paulo, Brazil), Sérgio Veloso (a cell biologist from Portugal currently working with me, who has one of the best health blogs I know), Filomena Trindade (a Portuguese physician based in the US who is an expert in functional medicine), Remko Kuipers and Martine Luxwolda (both physicians from the Netherlands, who conducted field research on traditional populations in Tanzania), Gabriel de Carvalho (a pharmacist and renowned nutritionist from Brazil), Alex Vasquez (a physician from the US, who is an expert in functional medicine and Rheumatology), Bodo Melnik (a Professor of Dermatology and expert in Molecular Biology from Germany, with whom I have published papers on milk and mTOR signaling), Johan Frostegård from Sweden (a rheumatologist and Professor at Karolinska Institutet, who has been a pioneer on establishing the role of the immune system in cardiovascular disease), Frits Muskiet (a biochemist and Professor of Pathophysiology from the Netherlands, who, thanks to his incredible encyclopedic knowledge and open - mind, continuously teaches me more than I could imagine and who I consider a mentor), and the Swedish researchers Staffan Lindeberg, Tommy Jönsson and Yvonne Granfeldt, who became close friends and mentors.

The diverse genetic origin of the domestic dog has likely involved multiple gray wolf populations from breed inception that were even at later times backcrossed with wolves throughout history.

From the news that a single bluefin tuna has been sold for the highest price in the past nine years at a Tokyo fish auction to the government of Sweden allowing wolf hunting after a 45 - year ban to dwindle the population of 237 down to 210 wolves, a lot