Whatever the outcome for the human using it, a deep pike wound is very likely fatal for any animal - mega or not. And with their very slow rates of reproductio

Whatever the outcome for the human using it, a deep pike wound is very likely fatal for any animal - mega or not. And with their very slow rates of reproduction - even a modest-seeming rate of such fatalities could easily play the leading role in the extinctions of most megafauna species.