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Recent Examples of guanoIf excluding the bats is a DIY job, clean up the roosting area afterwards so that guano doesn’t attract other pests such as cockroaches and flies.—Arricca Elin Sansone, Southern Living, 21 Oct. 2025 All that airborne guano is nature’s marine fertilizer, and scientists have been vastly underestimating how much seabird poop is actually fertilizing our oceans and coastlines.—Popular Science Team, Popular Science, 10 Sep. 2025 Bat droppings: Also known as guano, these small, dark pellets can be found in windowsills, porches, or the attic.—Kathy Barnes, Better Homes & Gardens, 9 Aug. 2025 Adélie penguins eat lots of fish and krill, so their guano contains nitrogen that breaks down into ammonia gas.—Sara Hashemi, Smithsonian Magazine, 27 May 2025 See All Example Sentences for guano
The challenge is that manure is already extremely nutrient-dense—often providing far more nitrogen and phosphorus than even a productive garden requires.
—
Anthony Reardon,
Kansas City Star,
4 Apr. 2026
Dani Replogle, a staff attorney for Food and Water Watch, a nonprofit for sustainable food and clean water, said factory farm operators try to plan manure and fertilizer applications when precipitation is unlikely.
They can be sampled using standardized trapping methods worldwide, since they are easily attracted to dung and carrion, which allows for comparable data across different regions.
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Doyle Rice,
USA Today,
5 Apr. 2026
Yes, unfortunately, the ancient Irish did burn cow dung to heat their homes when peat was too expensive or not available.