megafauna
noun
mega·fau·na
ˈme-gə-ˌfȯ-nə 
-ˌfä-
1
: animals (such as bears, bison, or mammoths) of particularly large size
2
: fauna consisting of individuals large enough to be visible to the naked eye
Examples of megafauna in a Sentence
Recent Examples on the Web
At the time that the cut was identified, researchers proposed that the mark proved that First Peoples butchered ancient megafauna.
—
Mindy Weisberger, CNN Money, 27 Oct. 2025
When the Pleistocene megafauna went extinct, the loss contributed to the regional restriction of these plants, since no one was around to spread their seeds.
—Aditya Reddy Kurre, The Conversation, 21 Oct. 2025
Weeping delights in the exalted, the sublime, the magnificent — a symphony, a vista, megafauna, even a brilliant dissertation.
—Big Think, 23 Sep. 2025
While Canada plays host to fascinating megafauna spanning from the polar bear to the gray wolf to the muskox, there’s one park in particular that offers a deep dive into the nation’s prehistoric past.
—Jared Ranahan, Forbes.com, 31 Aug. 2025
See All Example Sentences for megafauna
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Mindy Weisberger, CNN Money, 27 Oct. 2025
When the Pleistocene megafauna went extinct, the loss contributed to the regional restriction of these plants, since no one was around to spread their seeds.
—Aditya Reddy Kurre, The Conversation, 21 Oct. 2025
Weeping delights in the exalted, the sublime, the magnificent — a symphony, a vista, megafauna, even a brilliant dissertation.
—Big Think, 23 Sep. 2025
While Canada plays host to fascinating megafauna spanning from the polar bear to the gray wolf to the muskox, there’s one park in particular that offers a deep dive into the nation’s prehistoric past.
—Jared Ranahan, Forbes.com, 31 Aug. 2025
See All Example Sentences for megafauna
Cite this Entry
“Megafauna.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/megafauna. Accessed 4 Nov. 2025.
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