- [Narrator] The other spies
are recording something
truly groundbreaking.
(gorillas vocalizing)
They've caught our gorillas
singing as they eat.
(gorillas vocalizing)
It's a chorus of appreciation.
The first time this phenomenon
has ever been recorded among
wild mountain gorillas.
(gorillas vocalizing)
They not only sing for their supper.
Consuming 40 pounds a day is
bound to have consequences.
(gorilla farting)
They live in a semi-permanent state ...
of flatulence.
(gorilla farting)
