Answer questions 1 - 9 to find the connection
1. What is the highest waterfall in the world?
 The Angel Falls in Venezuala - Angel Fish
2. a comic entertainer, especially one in a circus, wearing a traditional costume and exaggerated make-up?
 Clown - Clown Fish
3. A long sharp stick used in the past as a weapon by soldiers on foot not intended for throwing or as missile?
4. A weapon with a long metal blade and a hilt with a hand guard, used for thrusting or striking and now typically worn as part of ceremonial dress?
 Sword - swordfish
5. A small domesticated carnivorous mammal with soft fur, a short snout, and retractile claws. It is widely kept as a pet or for catching mice?
 Cat - Catfish
6. To complain or find fault in a petty or disagreeable way; a peevish complaint?
7. The undersurface of a person's foot or of a shoe?
8. an object on which a bird alights or roosts, typically a branch or horizontal bar?
9. Chemical element, atomic number 79 with he symbol Au?
 Gold - Goldfish
10. What's the connection
 All types of fish.