[T]he divers were able to commune with these animals for hours... and get footage that no one else has ever gotten. - James Nestor

[A] few years ago a French researcher and a Belgian freediver... thought "What if we try freediving with whales? Maybe we could get close enough... and start communicating..."

[T]he voice of a man... flowed from the speakers... too melodious to sound natural... instructed me to inhale slowly through our noses, then exhale slowly. To focus on our breath.

The whales welcomed them into their pods, started shooting them with echolocation to figure out what they were, and then started shooting them with... communication clicks. ...[T]his lasted for a series of days ...