1) Wolves play the role of orderlies, destroy sick and weak animals, performing the role of natural selection.
2) The disappearance of wolves leads to the spread of diseases among ungulates and a decrease in their number.
3) Due to the lack of predators, ungulates actively breed and competition between them intensifies, as a result of which many individuals die.
Remember: The process of learning a person lasts a lifetime. The value of the same knowledge for different people may be different, it is determined by their individual characteristics and needs. Therefore, knowledge is always needed at any age and position.