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Viewers tuning in to Blue Planet 2 were terrified last night after the nature documentary showcased a Bobbit worm eating a fish with its dagger-like jaws.
One stunned fan said the tiny creature will be 'forever in my nightmares' after footage showed it emerging from the sand in order to ambush its unsuspecting prey.
Others - Drama - Unfold - Memes - Programme
Others said they 'could not sleep' after watching the drama unfold while some posted hilarious memes during the programme.
The vicious-looking creature, found in the Atlantic and Indo-Pacific, is said to be named after Lorena Bobbitt, a US woman who cut off her husband's manhood in 1993.
Viewers - Worm - People - Media - Horror
But some viewers were horrified by the worm, with people taking to social media to say it was 'scarier' than any horror film.
Angus Walker Stewart wrote online: 'Thanks #BluePlanet2 I was running out of ideas for nightmares, but I'll try to fit...
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