A group of female hanuman langur monkeys fight off invading males attempting to kill their children. DEADLY INSTINCTS AIRS SUNDAY NOVEMBER 1 at 8/7c.\r<br>\r<br>Two bull elephants battle for days over the mating rights of a harem of females. DEADLY INSTINCTS AIRS SUNDAYS 8/7c.\r<br>\r<br>Two male elephant seals battle over mating rights to a harem of 50 females. The loser attempts a sneak attack to fulfill his urges. DEADLY INSTINCTS AIRS .\r<br>\r<br>The mating strategies of humans analysed. The evolution of human instinct has been a constant battle between the selfish priorities of men and women. Why are .
