Decapitated copperhead attacks -- itself! (VIDEO)

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Here is as telling an example as ever there was on the true nature of a venomous snake. Enjoy (and heed the lesson!):






OR maybe - maybe - this was its way of releasing itself from the pain...ending its own misery? 

We know human beings commit suicide (and seek 'assisted suicide') and we know of the, yet inexplicable, leap of lemmings as well as male organisms in the insect world which literally die to copulate; so, in that vein, perhaps in this video we have documented evidence of another species conscious of affecting its individual demise.