Answer:
Gumby and yoga instructors have this in common.
What can get you there in eco style, pushed by your legs mile after mile?
There is 10 birds on a branch, a man shot 5 of them. How many were left?
Though I should be unique, you've made most of us the same. I would be stronger, if my characters were stranger.
Rotten trees and Jack-O-Lanterns have this characteristic in common.
When is it bad luck to see a black cat?
Easy
Animal
Difficult
Food
Funny
Kids
Logic
What am I?