This document discusses endangered species in Pakistan. It outlines 6 mammal species that are endemic to Pakistan, including the Indus river dolphin, woolly flying squirrel, Chiltan markhor, snow leopard, Balochistan black bear, and Western Tragopan. It provides details on the population and habitat of each endangered species. The document also describes different types of species interactions such as competition, predation, parasitism, commensalism, and mutualism.