The world's honeybees are dying in vast numbers and scientists are still trying to figure out why.

As they search for a solution, some beekeepers believe feral bees could be the key to replenishing hives that have been decimated by the mysterious Colony Collapse Disorder.

But how do you move a nest of thousands of "Africanised" bees from their home in the wild?

Peter Bowes joined beekeeper Keith Roberts as he prepared to remove a colony from a house in a Los Angeles suburb before rehousing the bees in new hives.

READ MORE: Saving California's bees, one hive at a time