As soon as it can stand, a young bison calf follows its mother and the herd, even through rivers of ice cold melt water. Meanwhile, the carcass of a bison that did not survive is fought over by wolves and grizzly bears.

Yellowstone is home to a small cougar population, but theyare rare and seldom seen. The noisy ruffed grouse or “thunder chicken” is far less elusive, as the males “drum” their wings loudly in the breeding season, advertising their presence to any nearby female birds.

When a boy’s noisy skateboarding gets on the nerves of an older man, the pair enter into an unexpected dialogue from which both may be able to learn and grow.

Sigrid finishes preparing her simple lunch using the wild greens she had gathered that morning.

“Into the Unknown” was a hit song from the movie Frozen 2, in which Elsa has to overcome her doubt in order to track down the source of a mysterious voice she keeps hearing. This version played as the movie’s end credits rolled, and was performed by the American rock band Panic! At The Disco.

Warm sunshine melts the last of the winter snow, and in the valleys of Yellowstone, animal mothers give birth to their young, bringing them into a beautiful yet perilous world.

Californian hip hop collective the Black Eyed Peas scored a global success with this song that questions the values of the modern world and the society we live in, and deals with issues such as racism, terrorism, pollution, gang crime, war, and intolerance. When hatred grows, and people and nations oppose each other, there's one question we find ourselves asking.

Creatures large and small, from the bison to the ephydrid fly, make use of hot springs to survive the coldest winter months. Others, like the bears, hibernate, emerging ravenous when the weather finally warms, and ready to scrap for whatever food they can find.

Back home, Sigrid works out on her terrace preparing the greens she has picked. She will cook the lambsquarters, but she'll eat the purslane raw, as a salad. She also has some regrets about one missed opportunity.

Food is scarce during the harsh winter months, and the battle to survive is intense. The successful wolf pack hunts constantly to feed each hungry mouth, and the weary bison must dig through layers of snow if they are to feed at all.

Gaby Moreno sings plaintively, asking how long she might wait for her beloved’s return... it’s as if she knows that this relationship has already slipped through her hands.

Forged by the volcanic heat that still bubbles at the heart of this great American wilderness, the mighty Yellowstone was the first of America’s National Parks. Located mostly in Wyoming, it is a place where bison roam free and the gray wolf has returned, re-establishing the natural order of the ecosystem.

Cat Burns is a young singer-songwriter from London who loves to talk about relatable things based on her own personal experiences. In “People Pleaser," Cat muses on her habit of always trying to help people and putting their needs before her own, whether the help is appreciated or not.

Greta Van Fleet is a hard-rocking band with blues influences. Despite many references to cars, “Highway Tune” also alludes to an old American folk song called “The Midnight Special," which was about riding trains late at night in the US.

After the Enterprise crew catch a virus that removes their inhibitions, one crew member rambles angrily about how humans don't belong in space and threatens Sulu with a knife.