Manitoba Conservation officers Vitalii Skrynnyk and Owen Jones are relatively new to Churchill, but they already have a whale of a tale.

After an "unprecedented rescue" from Marineland in Niagara Falls, Ont., on Monday, six beluga whales have been settling into their new homes in the U.S. — amid smiles and hugs from aquarium staff. The massive moving efforts were completely safely, with all eyes on how the belugas will be doing as they get used to their new environments.

There are only about 380 North Atlantic right whales in the world and earlier this month, Kristinn Skulason was able to see one just out his office window in Bay de Verde, a town in Newfoundland’s Conception Bay.

The Alberta government is sounding the alarm about the significant risks native ecosystems are facing due to the dumping of goldfish into bodies of water across the province. The invasive fish have established populations in more than 100 locations.

Two hikers accompanied by an off-leash dog were attacked by a bear on Sunday, after the trio encountered a family of black bears.

The first group of Marineland beluga whales that have been at a permanently closed theme park and zoo in Niagara Falls, Ont., have begun their journey to their new homes in the U.S. "The first wave of the rescue mission at Marineland is underway," Canada's fisheries minister said Monday.

A Seattle raccoon with an unusually short body nicknamed Jimothy has become an internet sensation after a video of the critter scampering across a field went viral.

Earthquakes Canada reports that the earthquake was felt as far away as Metro Vancouver, more than 450 kilometres to the southeast.

The remains of a dinosaur skull found in B.C. campground belonged to a tyrannosaur that was lighter and faster than its more famous relative, the T. rex, say the authors of a new study.

First Nations along the St. John River, or the Wolastoq, are fighting to keep the outer Bay of Fundy salmon population alive. DFO will soon close the Mactaquac Biodiversity Facility that was helping keep the dwindling population alive.

Earlier this year, two otters were found with red and irritated bald patches. The Atlantic Veterinary College is trying to figure out the cause and how widespread it is. The CBC's Sam Murrant reports.

Now in its fourth year, the Uinipeku Expedition is an annual ocean science research journey, travelling through Innu Nation marine zones between Sheshatshiu and Natuashish.

The country's top spy agency says Natural Resources Canada approached it with concerns about former federal scientist Dennis Lu more than two decades ago — not the other way around — and has made a rare disclosure of one of its documents in court to set the record straight, CBC News has learned.

A 5.5-magnitude earthquake shook the Andes region of Peru, killing at least six people, authorities said Sunday. More than 30 people were injured and 300 have been displaced.

A tornado that passed through parts of central Alberta Saturday resulted in 'significant damage' to buildings, homes, trees, roads and other local infrastructure, according to officials. But no injuries relating to the tornado have been reported.

It’s a common debate in communities next to bear habitat — should you call the B.C. Conservation Officer Service to report a bear looking for sources of human food like garbage or kids’ lunch boxes? Some encourage others not to report such incidents because of a belief that it amounts to a death sentence for the bear.

Cavity-nesting bees are bee species that live alone and create nests instead of hives. They’re experiencing a drop in population and pollination capacity, but special "bee bricks" might be the solution to giving them a place to rest and hibernate during the winter.

Ottawa-based Sielo Robotics is developing an assistive robotic arm to help people with physical disabilities accomplish daily tasks.

Mountain bluebird numbers in Canada have declined by 60 per cent since 1970. To help the iconic songbird recover, conservation initiatives are taking off in Alberta.

Smoky skies in Toronto have led to new scrutiny of government efforts to fight fires and manage forests. But scientists say the realistic way to tackle the smoke is fighting climate change itself.