News tagged with wolf populations

Black wolves: The first genetically modified predators?

Emergence of black-colored wolves is the direct result of humans raising dogs as pets and beasts of burden, according to new research by a University of Calgary biologist published today by the prestigious ...

Biology /

created Feb 05, 2009 | popularity 4.3 / 5 (16) | comments 2

Study: Eastern wolves are hybrids with coyotes

Wolves in the eastern United States are hybrids of gray wolves and coyotes, while the region's coyotes actually are wolf-coyote-dog hybrids, according to a new genetic study that is adding fuel to a longstanding ...

Biology / Plants & Animals

created May 31, 2011 | popularity 4.8 / 5 (4) | comments 0

Ravenous wolves colonise France, terrorise shepherds

A bloody, stinking sheep's carcass greets shepherd Yves Vignon as he walks to check on his flock on the foggy Alpine heights. It's the 17th of his ewes to be savaged in a month.

Biology / Ecology

created Jul 28, 2011 | popularity 3.2 / 5 (6) | comments 25

Scientists examine effect of wolves' absence and see an ecosystem 'unraveling'

No trace remains of the wolves whose howls ricocheted for millennia down the lush valleys of the Olympic Peninsula. Settlers and trappers killed them all in little more than three decades.

Biology /

created Jan 29, 2009 | popularity 3.4 / 5 (5) | comments 1

An ecosystem being transformed: Yellowstone 15 years after the return of wolves

On the 15th anniversary of the return of wolves to Yellowstone National Park, a quiet but profound rebirth of life and ecosystem health is emerging, scientists conclude in a new report.

Biology / Ecology

created Dec 21, 2011 | popularity 5 / 5 (2) | comments 0

Scientists Create Innovative Listening Device to Track Wolves

Tracking the elusive wolves of Idaho is a costly and exhaustive endeavor. The shadowy animals inhabit some of Idaho’s - and the country’s - most rugged and isolated terrain. The average pack of seven animals ranges across ...

Biology /

created Feb 25, 2009 | popularity 4.5 / 5 (2) | comments 0

Hunting affects wolves more strongly than expected, study shows

(PhysOrg.com) -- Using data from 21 North American wolf populations, two Montana State University researchers have found that the recently proposed levels of hunting for Montana and Idaho wolves are likely ...

Biology / Ecology

created Sep 30, 2010 | popularity 3 / 5 (2) | comments 0

Study of wolves will help scientists predict climate effects on endangered animals

Scientists studying populations of gray wolves in the USA's Yellowstone National Park have developed a way to predict how changes in the environment will impact on the animals' number, body size and genetics, amongst other ...

Biology / Ecology

created Dec 01, 2011 | popularity 3 / 5 (2) | comments 0 | with audio podcast

Wolves lose their predatory edge in mid-life, study shows

Although most wolves in Yellowstone National Park live to be nearly six years old, their ability to kill prey peaks when they are two to three, according to a study led by Dan MacNulty and recently published ...

Biology / Ecology

created Oct 26, 2009 | popularity 5 / 5 (1) | comments 0

Sweden allows first wolf hunt in 45 years

Sweden will this winter allow its first wolf hunt in 45 years following a decision by the Scandinavian country's parliament to limit their number, authorities said on Wednesday.

Biology / Ecology

created Dec 02, 2009 | popularity 5 / 5 (1) | comments 0

Wyoming, feds announce plan for delisting wolves

(AP) -- Wyoming and the U.S. Department of Interior have reached an agreement over how to end federal protections for wolves in the state, officials announced Wednesday.

Biology / Ecology

created Aug 03, 2011 | popularity 5 / 5 (1) | comments 0

Wolves may aid recovery of Canada lynx, a threatened species

As wolf populations grow in parts of the West, most of the focus has been on their value in aiding broader ecosystem recovery – but a new study from Oregon State University also points out that they could play an important ...

Biology / Ecology

created Aug 30, 2011 | popularity 5 / 5 (1) | comments 4 | with audio podcast

Endangered wolves at NY preserve produce 8 pups

(AP) -- Eight rare Mexican wolf pups have been born at a preserve in the New York City suburbs, a development that could aid the federal program that has reintroduced the endangered species to the wild.

Biology / Ecology

created May 08, 2012 | popularity 5 / 5 (1) | comments 0

California lawmakers take aim at Alaska's aerial wolf hunts

Alaska's predator-control program to kill wolves, which drew renewed national scrutiny last year during former Gov. Sarah Palin's bid for vice president, is under attack again in Congress.

Biology / Plants & Animals

created Aug 10, 2009 | popularity 4 / 5 (1) | comments 1

Poop reveals an immigrant in Isle Royale wolves' gene pool

The wolves and moose of Isle Royale have done it again. They’ve surprised the scientists who have spent more than half a century studying them.

Biology / Ecology

created Mar 30, 2011 | popularity 4 / 5 (1) | comments 0 | with audio podcast