The passion fruit industry of Brazil today relies on humans to spread pollen by hand from passion flower to passion flower because the native carpenter bee buzzes no more.
From the newsobserver.com
For the first time with insect pollinators, the scientists used radio tracking to determine the movements of the carpenter bee Xylocopa flavorufa and their implications for long-distance pollen flow.
From the sciencedaily.com
When he was 9, Powell's family moved onto a working bee farm, where the beekeeper was also a carpenter who allowed Powell to work with him.