The king salmon swim upstream to spawn and complete their lifecycle, also providing a meal for a dipper. On the hillside, it’s the elks’ breeding season, and a black bear fattens up on berries before winter closes in across this magnificently diverse landscape.

There's been some bad news for the Great Barrier Reef, with experts declaring another mass bleaching—the fifth in just eight years. We find out what coral bleaching is and how it's impacting Australia's World Heritage-listed wonder.

This Australian report highlights the damage done to coral by rising water temperatures. Local authorities and residents of the Marine Park area and beyond have seen the devastating effects of bleaching and are involved in efforts to understand the issue.

In Grand Lake, not far from the Rocky Mountains National Park, it has become a tradition for people to get together and play ice hockey on the frozen lake in the middle of winter. Kate introduces us to some of her friends there and also to a very American snack, the s’more!