Riddle #1148

I am only useful when I am full, yet I am always full of holes. What am I?

I'm tall when I'm young and I'm short when I'm old. What am I?

What do you throw out when you want to use it, but take in when you don't want to use it?

You can break me easily without even touching me or seeing me. What am I?

What comes down but never goes up?

I have keys but no locks. I have a space but no room. You can enter, but can't go outside. What am I?

I have foot, but there are no legs! What Am I?

I have four legs. I live in Africa. I am big and grey. I live in the river. What am I?

You can easily touch me, but not see me. You can throw me out, but not away. What am I?

I am a fruit. Remove my first letter, it's a crime. Remove my first and last letter, it's a kind of music. What do you think am I?

I don't have wings, but I can fly. I don't have eyes, but I will cry! What am I?