That or paper easily bores him. With cotton, he can yank and pull on it and vent all his frustrations. Pretty sure his frustrations deal with why he hasn't conquered the world yet, or why hasn't he become a bigger bird.
It's the little things that gets to'em.
It's the little things that gets to'em.
You should start giving him a pen or a brush, who knows he can vent up by writing a poem or drawing an emotional abstract painting! 
Possibly, after I wait about 2-3 months for him to finally go near it lol
Well, I've read some animal paintings by a chimp can be sold for hundreds or even thousand bucks, you might consider it as a carrier 