Answer:
You seek it out, when your hunger is ripe. It sits on four legs, and smokes a pipe.
What has roots that nobody sees, and is taller than trees. Up, up it goes, and yet it never grows.
Long and slinky like a trout, never sings till it's guts come out.
I can travel from there to here by disappearing, and here to there by reappearing.
I am a span of time you can always see through I am also the timepiece with the most pieces. What am I?
Often cooked as fillet, this meat comes from an animal that swims underwater.