She gives Fuu a nod and starts off at a trot. "I need to start spreading more information, too! The geese won't be happy at me if I spread it right by their heads, either." She motions for the other girl to follow her and comes to a stop about 20 feet away.

She pauses as if getting information in, and then puts the megaphone up to her mouth and shouts into it, aiming it a little up and to the southwest of them. "Small horde coming out of the water south-west of the museum!"

She was very much aware of where Fuu was and didn't aim the device in her direction, even if that didn't mean Ruby wasn't still very loud.