Some native North Americans are briefly shown cutting up some whale blubber.

At least one use of the word 'bullshit'.

At lease one use of the word "dammit".

The main character, protagonist kid, gestures with his middle finger at one of the adults, as he walks away (rude gesture).

After the kid falls into ice water, an adult gives the kid a drink from his flask, presumably alcohol.

The death of the protagonist's father, prior to the events of the film, is discussed frequently.

The protagonist, kid, discovers a dead, frozen guy's body buried under rocks. The dead guy's face and top part of his body are shown briefly, his eyes are closed.