Best medium riddles for teens with simple answers

What can be swallowed, but can also swallow you?

If I drink something, then I am just over. However, I can eat anything. What Am I?

I live in a house called a coop. I have two legs, two wings and a tail. I eat worms and bugs and grain. I lay eggs. I am a...

I am always hungry and will die if not fed, whatever I touch will soon turn red.

They have not flesh, nor feathers, nor scales, nor bone. Yet they have fingers and thumbs of their own. What are they?

I have a tail. I can fly. I'm covered in colorful feathers. I can whistle and I can talk. I am a...

Poor people have it. Rich people need it. If you eat it you die. What is it?

I don’t speak, can’t hear or speak anything, but I will always tell the truth. What am I?

What goes through a door but never goes in and never comes out?

If you drop me I'm sure to crack, but give me a smile and I'll always smile back.