[Narrator] The tide is still dropping.
(running water)
(forlorn stings)
And soon, the epaulette's
left high and dry.
(forlorn strings)
If he's not careful, he'll barbecue
in the scorching Australian sun.
Even more alarmingly,
this fish out of water
is struggling to breathe.
But the miraculous epaulette has evolved
an extraordinary strategy
to cope with this.
(hopeful music)
(breathing)
By slowing his breathing and heart rate,
and powering down his
brain, he can survive
on his last breath for up to an hour.
When oxygen levels get critical,
another incredible
survival strategy kicks in.
(hopeful music)
His fins turn into prototype legs.
(running water)
This cunning fish breaks all the rules.
(blurb)
And he's the only shark that
can walk himself out of danger.
(bubbles)
