IPA: /ˌævɪˈfɔːnəl/
KK: /ˌævɪˈfɔːnəl/
Relating to the birds of a particular region or environment.
The avifaunal diversity in the rainforest is remarkable, with many species found nowhere else.
Avifaunal → It is formed from "avis" (meaning bird) and "fauna" (from Latin, meaning animal life). The word "avifaunal" refers to the animal life of birds in a particular region or environment.
Think of 'avis' meaning bird and 'fauna' referring to animal life — this helps you remember that 'avifaunal' relates specifically to the bird life in an area.