Answer the questions below. A minimum of 5 sentences is expected for your initial response.
- What were three effects of wolves being absent?
- What were three effects of wolves being present?
- What caused the rivers to change?
- Why is this situation considered a trophic cascade?
- What makes wolves the keystone species in this situation?
- Research another keystone species in a different ecosystem. Describe how a trophic cascade in this new ecosystem might occur.
Citations should be in APA format. Sources should be reliable and non-biased.
watch- https://www.youtube.com/watch?v=ysa5OBhXz-Q (Links to an external site.)