Answer:
I run around the streets all day. Under the bed or by the door I sit at night never alone. my tongue hangs out waiting to be fed during the day.
I am a word with 5 letters. Bold are the first; true are the second; playful are the third; clever are the fourth; forceful are the fifth.
The more you have me the less you see. Shine a light on me and I shall flee.
When young I am sweet in the sun. When middle-aged I make you gay. When old I am valued more than ever.
I have thirteen hearts but no body or soul. What am I?
It has no top or bottom, but it can hold flesh, bones, and blood all at the same time.