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

The island's distinctive white colour comes from bird droppings - also known as guano - which coat the surface and give it a distinctive smell.

From BBC ● Jun. 9, 2026

"The historical records documenting how bird guano was applied to maize fields helped us interpret the chemical data and understand the regional importance of this practice," she said.

From Science Daily ● Mar. 7, 2026

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

From Los Angeles Times ● Oct. 31, 2024

Over it hung a velvety mass of bats, which had fouled the pillar with black guano—a different kind of guano from the green slime near the mouth of the cave.

From "The Hot Zone" by Richard Preston

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

From Time Magazine Archive

In the "equalised" and "dissolved" guanos, which are now so largely sold, manufacturers attempt to adjust the percentage of nitrogen and phosphoric acid to what is considered the best proportion in most cases.

From Manures and the principles of manuring by Charles Morton Aikman

Such guanos form a soft phosphatic rock, and are extremely rich in phosphates.

From Manures and the principles of manuring by Charles Morton Aikman

Despite these facts, pigeon dung is by no means a rich manure, and its composition compares most unfavourably with that of the guanos we have just been considering.

From Manures and the principles of manuring by Charles Morton Aikman

Our repose at Cockpit Hall was, however, much disturbed by the nightly visits of wild hogs, porcupines, wild cats, guanos, and various other animals, some of which made dreadful noises.

From Borneo and the Indian Archipelago with drawings of costume and scenery by Frank Marryat