Responses
My reply is kind of late but if it is still actual or if it helps someone else...
You can find the list of the each chapter and its author here : http://www.mangago.me/read-manga/kemono_jingai_bl/mf/v01/c001/3/ ! (⌒▽⌒)
More specifically for chapters 2 4 and 11. All really pretty art styles.