The extinction of megafauna at the end of Pleistocene has been traditionally explained by environmental changes or overexploitation by human hunting (overkill). Despite difficulties in choosing between these alternative (and not mutually exclusive) scenarios. the plausibility of the overkill hypothesis can be established by ecological models of predator-prey interactions. In this paper. https://allfixelectricales.shop/product-category/plastic-fridge-roller-lever/