That is because honey bees pollinate food crops of all kinds .
因为我们大部分的农作物都是靠它们来授粉的。
And without honeybees to pollinate crops , our food supply is in danger .
如果没有这些蜜蜂给农作物授粉,我们的食物供给将会受到威胁。
Energized , the same bees then travel to pollinate crops in nearby farm fields .
他们很活跃,这些蜜蜂随后又飞到田间给庄稼授粉去了。
Passionate male flies try to mate with the flowers and pollinate them in the process
多情的雄性苍蝇试图与这些花朵交配,于是在这个过程中为苍蝇兰完成了授粉。
Some beekeepers worry that it may make their trade impossible , and could even have an effect on agriculture-since many crops rely on bees to pollinate them .