fauna

noun
fau·​na | \ ˈfȯ-nə How to pronounce fauna (audio) , ˈfä-\
plural faunas also faunae\ ˈfȯ-​ˌnē How to pronounce faunae (audio) , -​ˌnī , ˈfä-​ \

Definition of fauna

: animal life especially : the animals characteristic of a region, period, or special environment the diverse fauna of the island — compare flora