Answer:
I can be thin but not fat; in your body but never on your placemat. I'm always better when I'm fresh but you'll never see me in the flesh.
I help engines spin and pants stay up
I go from house to house a messenger small and tight. Whether it rains or snows I sleep outside at night.
What can you catch but not throw?
I am black when you buy me red when you use me when I turn white you know itβs time to throw me away.
Runs over fields and woods all day. Under the bed at night sits not alone, With long tongue hanging out, Resting at your feet until we go for a walk