Answer:
A man calls his dog from the opposite side of the river. The dog crosses the river without getting wet, and without using a bridge or boat. How?
A home of wood in a wooded place, but built not by hand. High above the earthen ground, it holds its pale blue gems. What is it?
Though not a plant, has leaves. Though not a beast, has spine. Though many wouldn't need this thing, It's more valuable than wine.
A nut cracker up in a tree.
It is a sound of empty, speak and it'll talk back plenty. But all the more you yack, you'll get the same words back.
When is it bad luck to see a black cat?