Answer:
You fill it and it empties, A metaphor for plenty, Depending on what half you see, It's either full or empty
Who plays when he works and works when he plays?
What has a head and a tail but no body?
In a vase, garden, pot or field, these are the homes of this Valentineโs day symbol that comes in many different colors such as red, pink, white, yellow and orange.
Old Mcdonald had this
People take me on walks and I run and have fun. What am I?