(CNN) Bee populations are under threat around the world, but one house in Spain apparently provided the perfect conditions for a huge hive.

A couple in the historic southern city of Granada, in Andalusia, had been troubled by a strange buzzing noise in their house for some time -- and when things got so bad they couldn't sleep at night, they decided to take action.

Beekeeper Sergio Guerrero told CNN the couple had first noticed bees at their property around a year ago, but no one from the police, firefighters or the local council had been able to help.

When temperatures started to rise, the noise got worse -- and beehive relocation expert Guerrero, from local apitherapy company La Colmena Sanadora , was called in.

"From about three months ago there was an unbearable noise and they didn't know what to do," said Guerrero. "Just imagine!"

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