Definition of avifauna in English:



  • The birds of a particular region, habitat, or geological period.

    • ‘There is a useful and concise introduction to the area, its bird habitats and avifauna, and a list of abbreviations and symbols used in the text.’
    • ‘In taxonomic composition, the Amboseli avifauna is dominated by ostriches.’
    • ‘In describing warblers, as I do so lovingly, one can draw upon words like avifauna, avians, birds, songbirds, beautiful birds, and, of course, warblers.’
    • ‘Obviously intelligent and resourceful, Jonathan (rank unknown) is taking full advantage of his deployment to add all kinds of exciting Arabian avifauna to his life list.’
    • ‘Besides a Downy Woodpecker here and a Tufted Titmouse there, avifauna was all but absent.’


Late 19th century: from Latin avis bird + fauna.