Yoongi lets out a sound that's as much groan as laugh, head tipping back in feigned exasperation. "Now it'll never leave my head," he says, putting up no protest as he follows Jungkook in the direction of the sharks. Still, he finds himself considering Jungkook's question. How do people explain to kids that fish eat other fish? Kids are so strange sometimes, maybe they just accept it. At least they have plenty of time before they have to figure out how to do that themselves.

Even if the idea of it still warms him. Someday, he thinks. Someday it'll be their turn.

"I think it's seaweed, yeah. Or kelp. Coral?" he muses, glancing at the displays as they pass, all the brightly colored fish flashing past. "All of the above."