Answer:
Pregnant every time you see her, yet she never will give birth.
Thirty white horses on a red hill, first they champ, then they stamp, then they stand still.
What is it that given one, you’ll have either two or none?
Though desert men once called me God, today men call me mad. For I wag my tail when I am angry. And growl when I am glad.
Up on high I wave away but not a word can I say.
What is full of holes but still holds water
Difficult
Animal
Easy
Food
Funny
Kids
Logic
What am I?