Caribou herds in B.C., Alberta, growing due to wolf culls: study

Fresh research suggests Western Canada’s once-dwindling caribou numbers are finally growing. But the same paper concludes the biggest reason for the rebound is the slaughter of hundreds of wolves, a policy that will likely have to continue for decades. “If we don’t shoot wolves, given the state of the habitat that industry and government have … Read more

An Indigenous ecologist on why we need to stop and listen to save the planet

Quirks and Quarks19:12An Indigenous ecologist on why we need to stop and listen to save the planet Indigenous ecologist Jennifer Grenz has spent decades working to protect ecosystems in the Pacific Northwest through restoration and invasive species management. But recently, frustrated by the limitations of her work, she set out on a mission to incorporate … Read more

P.E.I. river otters caught on camera as their population grows

River otters are making a comeback in at least one corner of Prince Edward Island, according to a recent journal article, and as a result measures are now being taken to protect the popular, water-loving mammal.   The Kensington North Watersheds Association started tracking river otters with trail cameras in late 2019. They began monitoring … Read more

All eyes are on the future of freshwater after a winter of record heat

Quirks and Quarks19:36Water, water, everywhere. But will we have enough to drink? After a winter that smashed heat records, researchers around the world are taking a close look at how human disturbances and the rapidly changing climate are affecting the world’s freshwater supply. “We’re reducing both water quantity and water quality,” says Katrina Moser, an associate professor … Read more

Scientists work to stop self-cloning crayfish in Burlington, Ont., pond after 1st detection in Canada

An invasive species of crayfish that reproduces by cloning itself was discovered last summer in a Burlington, Ont., park — the first time the marbled crayfish has been identified in the wild in North America. Since then, a group of experts has been working to stop the species from spreading.  The crayfish are in City View park, on … Read more

How artificial intelligence can help beavers fight floods, droughts and wildfires

A few years ago, a couple of Google employees reached out to a Minnesota scientist with an unusual proposal: What if they could teach computers to spot beaver habitats from space?  “They wanted to know if I thought it was possible to find beaver wetlands from aerial imagery myself, and then if that could be … Read more

Paleontologists discover rare fossils of a Cretaceous-era lizard near Grande Prairie, Alta.

Not far from the bank of Wapiti River, just 11 kilometres from Grande Prairie, there’s a paleontological goldmine: an ancient riverbed that contains fragments of skeletons of hundreds, possibly thousands, of animals from the late Cretaceous period, some 70 million years ago.  Discovered in 2014,  the bonebed is known as a DC site, or, more formally, Wapiti Unit 3. … Read more

Artist redraws the world with 1,642 free-roaming animals — and no humans

The Current11:34A hand-drawn map with no people, but 1,642 free-roaming animals Artist Anton Thomas wanted to draw a “world map of nature” that would showcase the many different species across the globe — but at one point he was a little worried he’d run out of animals. “I thought before drawing, ‘Oh, surely I would … Read more

A snapshot of marine species swimming in the waters off West Mabou in Cape Breton

An underwater marine survey completed at West Mabou Beach in Port Hood has yielded some interesting results that shed new light on what species dwell in Nova Scotian harbours. The survey was completed by the Canadian Parks and Wilderness Society, and their findings were released at a public meeting in the Cape Breton community of Mabou on Monday evening. … Read more