They feed on the young of the animals and feast on the domestic animals. They can become a pest in certain areas. You got to keep them under control. In certain areas there is even a bounty on jackal. Lynx can also become a pest in certain araes. The bigger the food source the more their numbers. Jackal are useful if their numbers are kept under control.

I'm only talking about Black backed jackal, the rest we leave in peace and won't even consider shooting them.