This subgenus contains all of the "true old world mice" including the house mouse M. musculus — the main focus of this book ... members of the Mus subgenus is presented in figure 2.2. There is still a ...

The deer mouse (Peromyscus maniculatus), sometimes called the field mouse, is a little bigger than a house mouse. It's easily distinguishable by its deer-like color, due to dense fur that's brown ...

St Kilda's field mice can grow to twice the size of ... A second kind of mouse used to be found on the islands. The St Kilda house mouse - also larger than its mainland cousins - died out soon ...