How Do One-Bats Clean Out Their Pouch When They Have a Joey in There That Weighs in Poo?

There's some really interesting research going on at the moment into Tasmanian devils and koalas. Keaton, you've got a question about radio waves being able to reach deep space. And Corey, how do one-bat clean out their pouch when they have a joey in there that's big enough to weigh in poo?