Answer:
What do you get when you cross a pig with a karate expert?
I store fire-breathing animals.
I went into the woods and got it. I sat down to seek it. I brought it home with me because I couldn’t find it. What is it?
I am needed for most animals and hardcover books. What am I?
I am a protector. I sit on a bridge. One person can see right through me, while others wonder what I hide. What am I?
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.