How to Use guano in a Sentence

guano

noun
  • The team also found guano, or bat and bird poop, in the hearth.
    — Alexa Robles-Gil, Smithsonian Magazine, 2 Dec. 2024
  • The smell of bat droppings, or guano, wafts up from the cave when the breeze is low.
    — Jack Armstrong, The Arizona Republic, 17 Aug. 2024
  • Dr. Roberts said the team of scientists did not set out to study guano.
    — James Gorman, New York Times, 11 Apr. 2017
  • Bond kills No and buries him in a guano-loading machine.
    — John Mariani, Forbes, 13 June 2022
  • But in the 1800s, most of the guano was scraped up by traders and shipped to the United Kingdom as fertilizer.
    — Ryan Truscott, Smithsonian Magazine, 1 Dec. 2022
  • The guano, which is dark enough to see from space, inspired the scientists to use the streaks of excrement to track down the colonies.
    — Julia Gomez, USA TODAY, 24 Jan. 2024
  • First of all, any GM, coach or scout who believes this guano shouldn’t be running a Pee Wee team.
    — Nick Canepa, San Diego Union-Tribune, 9 Mar. 2024
  • The bats live above the gym bleachers in a small utility closet, where the floor is covered in guano.
    — Emily Schwing, ProPublica, 4 Mar. 2025
  • The guano in their colonies must smell pleasant, comforting, rather than the barnyard stink that hit my own nose.
    — Blair Braverman, Condé Nast Traveler, 24 Dec. 2024
  • With fewer bats around, there is half as much guano collected as a decade ago.
    — New York Times, 17 Jan. 2021
  • Usually just by seeing them or the piles of guano that are left under their roost site.
    — Margeaux Sippell, BostonGlobe.com, 16 Apr. 2018
  • The poop, or guano, of infected birds is teeming with viruses.
    — Cnn.com Wire Service, The Mercury News, 27 Dec. 2024
  • In the view of the guano collectors of Khao Chong Phran, which is not far from the frontier with Myanmar, the anxiety caused by bats is overblown.
    — New York Times, 17 Jan. 2021
  • New buds sprang eternal from the guano heap of Twitter, and thus continued the Outrage Circle of Life.
    — New York Times, 23 May 2018
  • Most of these were in the guano, not from the swabs, which suggested that the droppings could be a major source of viral transmission.
    — Max Kutner, Smithsonian Magazine, 13 Apr. 2020
  • Just be prepared: Pack many layers, and expect the smell of penguin guano to linger on clothes long after your trip ends.
    — Teresa Rivas, WSJ, 21 Mar. 2018
  • Their guano adds the nutrient nitrogen to the islands, leading to big changes in the ecosystem.
    — Jason Daley, Smithsonian, 12 July 2018
  • The discoveries were made by spotting the distinctive red-brown guano patches the birds leave on the ice.
    — Damian Carrington, Wired, 8 Aug. 2020
  • The discoveries were made by spotting the distinctive red-brown guano patches the birds leave on the ice.
    — Mark Harris, Wired, 29 July 2021
  • There was storks and vultures kind of roosting along the trees and defecating, so certain trees were covered in guano ...
    — Diana Crow, Smithsonian, 25 July 2017
  • There was storks and vultures kind of roosting along the trees and defecating, so certain trees were covered in guano ...
    — Diana Crow, Smithsonian, 25 July 2017
  • The cave was first accessed in 1831 by the owner of the surrounding lands, who was looking for bat guano to use as fertilizer, per the study.
    — Margaret Osborne, Smithsonian Magazine, 2 Oct. 2023
  • Since the guano produced by the birds eventually kills the nest trees, heron rookeries have a limited life span.
    — Paul A. Smith, Milwaukee Journal Sentinel, 12 June 2021
  • Around the same time, Vogt was hired to study a baffling decline in seabird guano, then widely used as fertilizer.
    — BostonGlobe.com, 27 Apr. 2018
  • The researchers note that the deaths of these men mark a concerning trend in bat guano being used as cannabis fertilizer.
    — Tim Ryan, Newsweek, 17 Dec. 2024
  • Over the last 10 years scientists have been searching for new colonies by studying the penguins' guano -- excrement -- stains on the ice.
    — Lianne Kolirin, CNN, 5 Aug. 2020
  • While rabies poses a rare threat, bat guano is the most serious concern.
    — Kylie Martin, Detroit Free Press, 27 June 2023
  • The night roost is a place for the bats to huddle together for warmth and to deposit their guano, which helps prevent predators from tracking them to their day roost.
    — Joan Morris, The Mercury News, 11 Sep. 2019
  • Seabirds, for example, nest on an island, forage in the water, and then come back on the land, where their guano fertilizes plants.
    — Devi Lockwood, Wired, 21 Sep. 2021
  • Over centuries, bacteria broke down ammonia in guano, converting it into nitrates that accumulated in cave soil.
    — Scott Travers, Forbes, 20 Mar. 2025

Some of these examples are programmatically compiled from various online sources to illustrate current usage of the word 'guano.' Any opinions expressed in the examples do not represent those of Merriam-Webster or its editors. Send us feedback about these examples.

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