Meanwhile, a pair of natives are hunting.
Their spoken language is primitive, but it's language nonetheless.
Hrmble na na orfl
A literal translation of this would read "Family stick-stick food."
Contextually, however, the meaning is much deeper. For starters, the pitch at which it was spoken indicates a firm belief or truth, while the facial expression of the speaker instead conveys a feeling of disbelief. This juxtaposition is followed by what amounts to a laugh. Thus, a full translation reads: "I am so sure your new atlatl is going to feed the family."
Who are we to call them primitive? I mean, they have already discovered Sarcasm.