Not true at all, if you believe wikipedia.
'Queen and worker bumblebees can sting, but unlike a honey bee's, a bumblebee's stinger lacks barbs, so they can sting more than once.'
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Mu Dinofiddler,
Sun 11 Apr 2010, 20:21,
archived)
cunning fuckers!
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Smash Monkey lowering the tone of the whole internet,
Sun 11 Apr 2010, 20:22,
archived)