Final answer:
Infanticide in primates refers to the killing of infants by members of their own species, and is observed in species such as chimpanzees and monkeys. This behavior is carried out by males in order to increase their reproductive chances with the females. For example, langur monkeys may kill infants in order to father their own offspring.
Step-by-step explanation:
Infanticide in primates refers to the killing of infants by members of their own species. This behavior has been observed in certain primate species, including chimpanzees and some monkeys. Infanticide can be carried out by males in order to increase their chances of reproducing with the females of the group. For example, in some species of langur monkeys, when a new male takes over a group, he may kill the infants fathered by the previous male.