please answer all question plasseeeeee i will mark brainlist
1. What do scientist think caused the Autumn Buttercups to disappear in that certain area?

2. What do scientists think that caused the return of the Autumn Buttercup?

3. How did scientists figure it out?

4. What are two theories of why the Autumn Buttercups are thriving when cows were returned?

5. What does this tell you about ecosystems and how fragile they are?

6. Where do Autumn Buttercups grow?