guano

Their collective body heat raises the cave’s temperature to a sweltering 106°F, and the piles of guano beneath them are deep enough to bury the Statue of Liberty to her waist.

From The Wall Street Journal ● Jun. 19, 2026

"Our evidence suggests guano was central to the Chincha Kingdom's success, with the Chincha's maritime knowledge and access to the Chincha Islands likely reframing their strategic importance in the region."

From Science Daily ● Mar. 7, 2026

Their guano, or dung, can also be used as fertilizer.

From Los Angeles Times ● Oct. 31, 2024

The guano contained dozens of previously unknown viruses, including a new coronavirus, a relative of the SARS-CoV-2 virus that causes COVID-19, the research team reports this week in Communications Biology.

From Science Magazine ● Apr. 24, 2024

Coffee grounds, chicken skin, bat guano, and some kind of old fat.

From "The Assassination of Brangwain Spurge" by M.T. Anderson and Eugene Yelchin

It has been estimated that Texas guanos alone consume 6,600 tons of insects each year.

From Time Magazine Archive

The only way in which adulteration can with certainty be detected, and the value of different guanos be determined, is by analysis, and the importance of this can easily be illustrated.

From Elements of Agricultural Chemistry by Thomas Anderson

As examples of these "crust" guanos may be mentioned Sombrero, Curaçao, Aruba, Mexico, and Navassa phosphates.

From Manures and the principles of manuring by Charles Morton Aikman

For further particulars as to the composition of these different guanos, the reader is referred to the Appendix, Note V., p.

From Manures and the principles of manuring by Charles Morton Aikman

Manures were found to be of increased value when mixed, and guanos were introduced.

From How to Get on in the World A Ladder to Practical Success by Major A.R. Calhoon