“I DON’T NEED that,” I said, waving away the oxygen tank Jonny had set in front of me.
He continued sorting tubes. “There should be a bit left in the cylinder. The Aquatics don’t really need them, but we keep a couple of spares for emergencies.”
“I can breathe underwater,” I insisted. “Same as you.”
Jonny sat back and looked at me. “For how long?”
“Well, a long time,” I said. “And at great depth.” I nudged the cylinder with my foot. “So I don’t need that. Trust me.”

- Maximum Ride Forever, Chapter 29