Answer:
I am known for my beautiful mane and people ride on my back. What am I?
My first is twice in apple but not once in tart. My second is in liver but not in heart. My third is in giant and also in ghost. Whole I'm best when I am toast.
In the fields a frightful thing. Watch it and you will find, it has a pitchfork in the front, and a broom back behind.
What is green, has four legs, no tail, and usually heard at night?
I'm a large gray animal with a trunk and tusks. What am I?
When is it bad luck to see a black cat?