Your UFO opinions

I would like to hear your opinions on UFOs.

1. How many species of aliens are currently visiting Earth?

2. Why do aliens mutilate cattle?

3. Why are crop circles created?

4. What are the Men in Black?

5. What is the biggest UFO secret the government is hiding?

6. How many crashed UFOs have there been on the planet?

7. What are the Black Eyed Kids?

8. What is your favorite cryptid?

9. Are abduction report increasing or decreasing?

10. How much of modern technology is back engineered from aliens?

11. Is bigfoot an alien?

12. Where did the people vanish to in the Bermuda Triangle?

13. How many times in your life have you encountered the paranormal?

14. Who is your favorite UFO authors?

15. Whats your favorite UFO case?

Please answer in the comments, no right or wrong answers.