April 22 marks Earth Day — and while we may not all have the luxury of getting outside to enjoy the great outdoors, we can all gather inside our homes with a selection of nature documentaries. We’re ...

In a South American swamp, a broad-snouted caiman floats along a river on a hot day. She's not only looking for prey, but listening closely for the calls of her babies. High up on the bank, a mound of ...

In a Manitoba forest, a great grey owl sits atop a spindly branch. Then, wings outstretched, it descends from its perch, gliding over the blanket of snow. Specially adapted feathers allow it to do so ...