Best riddles with simple answers

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

What needs an answer but doesn’t ask a question?

Slayer of regrets, old and new, sought by many, found by few. What am I?

A group of campers have been on vacation so long, that they've forgotten the day of the week. The following conversation ensues. Darryl: "What's the day? I dont think it is Thursday, Friday or Saturday." Tracy: "Well that doesn't narrow it down much. Yesterday was Sunday." Melissa: "Yesterday wasn't Sunday, tomorrow is Sunday." Ben: "The day after tomorrow is Saturday." Adrienne: "The day before yesterday was Thursday." Susie: "Tomorrow is Saturday." David: "I know that the day after tomorrow is not Friday." If only one person's statement is true, what day of the week is it?

Beth's mother has three daughters. One is called Lara, the other one is Sara. What is the name of the third daughter?

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

I sleep when you are awake, I am awake when you fall asleep. I can fly but no feathers to aid my flight. What am I?

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

I eat other animals. I have a big mouth. I am green. I live in the water. Who am I?

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