avifauna

noun

avi·​fau·​na ˌā-və-ˈfȯ-nə How to pronounce avifauna (audio)
ˌa-,
-ˈfä-nə
: the birds or the kinds of birds of a region, period, or environment
avifaunal
ˌā-və-ˈfȯ-nᵊl How to pronounce avifauna (audio)
ˌa-
-ˈfä-
adjective

Examples of avifauna in a Sentence

Recent Examples on the Web
Examples are automatically compiled from online sources to show current usage. Read More Opinions expressed in the examples do not represent those of Merriam-Webster or its editors. Send us feedback.
Visitors are recommended to arrive early, with optimal viewing conditions taking place between 8:00 AM and 11:00 AM, and to sweeten the deal, the region is also brimming with other Peruvian avifauna including the oasis hummingbird, mountain parakeet and cactus canastero. Jared Ranahan, Forbes.com, 30 June 2025 While Canada is home to a staggering array of massive mammals—the polar bear, orca and moose, to name a few—this colossal nation is also home to its fair share of fascinating avifauna. Jared Ranahan, Forbes, 9 Mar. 2025 Over the film’s summer-spanning 87-minute running time, Falconer studies her characters the way a pair of kindly old birders do the avifauna over the film’s opening credits. Peter Debruge, Variety, 5 Feb. 2025

Word History

Etymology

New Latin, from Latin avis + New Latin fauna

First Known Use

1857, in the meaning defined above

Time Traveler
The first known use of avifauna was in 1857

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Cite this Entry

“Avifauna.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/avifauna. Accessed 10 Sep. 2025.

Last Updated: - Updated example sentences
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