No. Metaphors do not use the terms "like" or "as" in them. Example: "I'm so hungry, I can eat a horse." You don't really mean you can eat a horse, it's just an expression. A simile uses like or as. Example: "The baby was so small, it looked like a doll." See how they are different? I hope I helped! If not, look up similes and metaphors on Google.
the princess song
There are no true dying metaphors
"Every rose has its downside," is an example of mixed metaphores. "Every rose has its thorns" and "Every upside has its downside," are two popular sayings, which have roughly the same meaning. However if you insist on using your example then... He often mixed his metaphores and was fond of saying 'every rose has its downside.'
ice
I think one of them was metaphores
I'm happy as a flea on a dog.
simile metaphores
Metaphores for
The plural of metaphor is metaphors, without an E added.
Many.: 'And so, the lion fell in love with the lamb'.
Similies for winning
Mouse. Deer.