Killer Bees (2005)

AKA:
Satsujinbachi - Kira Bi

Synopsis:
When a group of Japanese students goes on a school field trip, they have no idea that their academic venture is about to turn into a horrific nightmare. They run into an angry swarm of mutant killer bees determined to eliminate them all. With unexpected intelligence and a lethal sting that causes human bodies to explode, the winged murderers begin to kill the kids one by one.
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