Answer:
Wolves are animals who usually eat dead animals, so they clear the forests of dead corpses. When wolves were brought back to the park, they not only killed elk, but also changed their prey's behavior patterns. The herbivores started to avoid areas like valleys and gorges where they could be easily hunted by predators. Deer and elk populations increased substantially, resulting in overgrazing, particularly of willows and other vegetation important to soil and riverbank structure, leaving the landscape vulnerable to erosion. Without wolves, the entire ecosystem of the park suffered.
Answer:
yes its was effective.
Explanation:
Social Security provides a foundation of income on which workers can build to plan for their retirement. ... Eighty-five years after President Franklin Roosevelt signed the Social Security Act on August 14, 1935, Social Security remains one of the nation's most successful, effective, and popular programs
Women's work in WW1. During WWI (1914-1918), large numbers of women were recruited into jobs vacated by men who had gone to fight in the war. New jobs were also created as part of the war effort, for example in munitions factories.
Roman Catholic is the main religion, the people in Southern Spain are very religious.
The Suez Canal is a man-made waterway connecting the Mediterranean Sea to the Indian Ocean via the Red Sea. It enables a more direct route for shipping between Europe and Asia, effectively allowing for passage from the North Atlantic to the Indian Ocean without having to circumnavigate the African continent.