Have scientists discovered the biggest animal to have ever walked the planet? Deep in a South American desert, a giant is being awakened after 101 million years of sleep. Paleontologists have discovered a giant femur – the largest dinosaur bone that has ever been unearthed. Another 200 bones from the same species have also been […]
Titanosaurs were the world’s largest dinosaurs, weighing as much as 100 tons by some estimates. In order to push blood around such massive bodies, they needed an enormous heart. A yet-to-be named species, found in the deserts of Agentina, may have had a heart that weighed over 500 pounds and was six feet around.
Cameraman and naturalist Hugo Kitching spent a year filming a mother moose and her newborn calf in Jasper National Park in the Canadian province of Alberta, a wilderness area that covers over 4,000 square miles. Go behind the scenes with Hugo as he navigates remote areas of rugged terrain to find his elusive subjects.
There is a growing problem in North America affecting moose, the largest species of the deer family. Whether they make their home in the Canadian Rockies or in Minnesota, moose populations are declining at a rapid rate. One reason is that many of the newborn calves are not surviving their first year. In order to […]
Snow Chick — narrated by actress Kate Winslet — airs Wednesday, February 24, 2016 at 8 p.m. (ET) on PBS (check local listings). During two months of blizzards and frigid temperatures dipping to -80 degrees, each male Emperor penguin who breeds in Antarctica must nurture and protect a single egg that harbors his offspring. But […]
Have scientists discovered the biggest animal to have ever walked the planet? Deep in a South American desert, a giant is being awakened after 101 million years of sleep. Watch scientists, engineers and artists reconstruct its entire skeleton in a timelapse lasting only 60 seconds.
Sauropods were long-necked, plant-eating dinosaurs that started off relatively small. However, after 20 million years of evolution, they grew to enormous proportions. Naturalist David Attenborough compares the thighbone of an early sauropod to the largest ever found.