An ear flicks when he hears movement in the trees and looks towards Razor's direction before he appears. However, he doesn't feel anything hostile so his stance remains neutral, which continues after Zidane confirms his suspicions that this must be the person they were meeting. So he gives a small nod in greeting...and then glances at Zidane. Did he not tell him...?

Anyway, his silent greeting will only confirm Zidane's statement.