Senna pranced into to the tavern, ordered a shepherd's pie with a flagon of chilled milk, and sat down to observe.  She was very curious about the other members of the expedition, and really wanted to ask them many, many questions.  But she also wanted to make a good first impression, so she decided to keep her maw shut for the most part and just observe them. 

She was watching the centuar busy being mysterious when Anu'din walked into the tavern and up to Karu with a question.  This got Senna's attention and she very obviously started paying attention to their conversation.