Parrot / Bird owners are better at whistling than non-bird owners.

1.What is your age?
2.In what country do you currently reside?
3.Do you currently / have you ever owned a parrot?
4.How long did you have a parrot for?
5.How often do you whistle?
6.Do you whistle specifically to your parrot?
7.Has your parrot learned to whistle from you?
8.How would rate your whistling ability on a scale of 1 (poor) to 10 (excellent)?(Required.)
9.Can you whistle melodies or songs accurately?
10.Do other people compliment your whistling?