Moo Yang

"Um, Yang, I bet I could be a better cow than you," Ruby said.

Jaune expected Yang to not comply with that. She always complained about how much people stared at her tits as is, so...

"Yeah, right, sis," Yang scoffed. "Watch this."

She got on all fours. "Moo!" she bellowed. "MOOOOO!"

Ruby burst out laughing again. "She actually did that! Holy crap!"

So it seemed Yang was okay with animal play to an extent...maybe a fetish of hers? If Blake was her girlfriend, Jaune guessed it made sense.

"Okay, let's try something else," said Ruby. "Yang, I bet I could..."