In the novel,yellow fever,mattle,shows great character traits which are 1.hardworking,2.courageous,and 3.resilient. Yellow fever is a virus that is spreading in the city of Philadelphia. The virus is spread by mosquitoes that suck people's blood, that is how it is spread.
1. Mattie woke to the sound of a mosquito whining in Mattie's left ear and Mattie's mother screeching in the right.
2. Where’s Polly, Mattie asked as she dropped the bucket down the well. Did you pass by the blacksmiths? Mattie spoke with her mother, with mistress Logan, mother answered softly, looking at her neat rows of carrots. And Mattie waved a mosquito away from my face.It happened