Just before heading out to find Corbeau, Rivers helps April up onto her wagon. A few minutes later we see her climb up again, on her own.
The NWMP did not wear bearskin hats as seen in the movie. They wore either a red-and-black pillbox type cap, or a large white hat in the style of a London Bobbie.
Throughout the movie the name "Metis" is pronounced "Mee-tiss." It is actually pronounced "May-tee".