Neighbors in a village on Spain’s Canary Islands called the authorities worrying what might be inside an abandoned house. What the police found was a nearly 22-foot wasp nest thought to house millions of the stinging insects.

Giant Wasp Nest Growing in Abandoned Canary Islands Home

(Image: Yahoo video screenshot)

ThinkSpain reported that the home in the town of San Sebastián de La Gomera has now been blocked off due to the infestation. The nest itself was measured to be 21’9″ long.

Giant Wasp Nest Growing in Abandoned Canary Islands Home

(Image: Yahoo video screenshot)

Giant Wasp Nest Growing in Abandoned Canary Islands Home

(Image: Yahoo video screenshot)

Officials said they don’t believe native wasps would build a nest so large, leading them to speculate it is an invasive species from Africa.

Watch Yahoo’s Odd News video report about the infestation (via Daily News 24):

(H/T: Gizmodo)