Zombie horror series The Last of Us might feel a little more real after you learn about a fungus that infects cave spiders and turns them into "zombie" arachnids.

While filming a documentary in Northern Ireland, a team of scientists discovered a new fungus that appears to manipulate spiders’ behavior–and turn them into “zombies.” The fungus named Gibellula attenboroughii is described in a study published January 24 in the journal Fungal Systematics and Evolution.

Researchers have found a new species of fungi that infects spiders turning them into 'zombies' in Ireland and Northern Ireland.

A new zombie pathogen has been discovered in Ireland. This insidious fungus infects cave spiders and alters their behavior to help spread its spores to new victims.

The new fungus, Gibellula attenboroughii, found in Northern Ireland, has been officially recognized by scientists in a recent study.

A new fungus, Gibellula attenboroughii, was discovered on spiders in Irish caves. It changes their behavior, similar to zombie-ant fungi.

It's the stuff of nightmares - or even the hit TV show and video game The Last of Us: a novel fungus that turns its hosts into "zombies". Thankfully, so far, it's only been found in spiders located in several cave systems across the island of Ireland, including the Whitefathers' Caves on the Fermanagh/Cavan border.

Ireland is the only place where a unique fungus has been found that infects reclusive spiders in dark caves and turns them into “zombie-like” creatures, according to cave explorer Tim Fogg.

Sci-fi monster seems to have entered the real world, as a mind-controlling strain of fungus has infected spiders in Northern Ireland.

The spiders, found within the White Father Caves under Cavan and Fermanagh, are infected with a fungus that effectively turns them into 'zombies'