Of the fuzzy beard type I think Fuzzy Wuzzy, Tobacco Chew and Brilliant Idea are the fattest.
The longest? Not sure, but Elvis Dreamer sure has long ones!
This would be a flounce:
, also Lacy Chandelier above
A Pom pom is a flounce on steroids: Blue J has many pictures of them on their site.
There are horns such as Thornbird usually has:
Then feathered horns - as you see in Canary Feathers above.
