A report on Feces and Manure

Skatole is the principal compound responsible for the unpleasant smell of feces.
Animal manure is often a mixture of animal feces and bedding straw, as in this example from a stable.
The molecule hydrogen sulfide contributes to the smell of feces.
Skatole is the source of the foul smelling odor of manure.
A pet waste station in Tucker, Georgia
Concrete reservoirs, one new, and one containing cow manure mixed with water. This is common in rural Hainan Province, China.
Cyclosia papilionaris consuming bird droppings
Compost containing turkey manure and wood chips from bedding material is dried and then applied to pastures for fertilizer.
Horse feces
Pile of animal manure on a wall.
Sign ordering owners to clean up after pets, Houston, Texas, 2011
The women of a neighborhood ward with manure on their way to the field of one of them, Tireli, Mali 1990
Bear scat
Bear scat showing consumption of bin bags
The cassowary disperses plant seeds via its feces
Earthworm feces aids in provision of minerals and plant nutrients in an accessible form
Feces from different seabirds.

Most manure consists of animal feces; other sources include compost and green manure.

- Manure

The feces of animals, e.g. guano and manure often are used as fertilizer.

- Feces
Skatole is the principal compound responsible for the unpleasant smell of feces.

3 related topics with Alpha

Overall
Stirling-Motor powered with cow dung in the Technical Collection Hochhut in Frankfurt on Main

Dry dung fuel

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Stirling-Motor powered with cow dung in the Technical Collection Hochhut in Frankfurt on Main
A pile of dung cakes in the village Nihal Singh Wala of District Moga in Punjab
The M.N. Yavari, of Peru built by Thames Iron Works, London in 1861-62 had a Watt steam engine (powered by dried llama dung) until 1914
Drying cow dung fuel
Egyptian women making "Gella" dry animal dung fuel
Huts in a village near Maseru, Lesotho. The fuel being used on the fire is dried cattle dung
Dung cooking fire. Pushkar India.
U.S. soldiers patrolling outside a qalat covered in caked and dried cow dung in an Afghani village
Cow dung fuel was burnt on the Gauchar's Historical Field, India to gauge the direction of air currents
Making Komaya (cow dung fuel in India)
Dung cakes being prepared for fuel on the Ile de Brehat, Brittany, France, c. 1900.
The burning of cow dung cake releases a range of organic and inorganic gases in both gas and particle phases
The burning of cow dung cake releases organic air pollutants over a wide range of volatilities into both gas and particle phases.

Dry dung fuel (or dry manure fuel) is animal feces that has been dried in order to be used as a fuel source.

Using dry manure as a fuel source is an example of reuse of excreta.

Cow dung on the ground

Cow dung

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Cow dung on the ground
Drying cow dung for fuel
Water buffalo dung drying on the wall of a house in Yuanyang County, Yunnan, China
A mound of cow dung in India
Cow dung used for making cow dung fuels
Cow dung in Bangladesh

Cow dung, also known as cow pats, cow pies or cow manure, is the waste product (faeces) of bovine animal species.

Cow dung, which is usually a dark brown color, is often used as manure (agricultural fertilizer).

The nest of the Peruvian booby is made of almost pure guano.

Guano

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The nest of the Peruvian booby is made of almost pure guano.
The Guanay cormorant has historically been the most important producer of guano.
Man-made Guano Island near Walvis Bay in Namibia
The mineral whitlockite, which is found in bat guano
Chincha Islands where guano was found in abundance. Mining was done on site and ships transported it to Europe.
Advertisement for guano, 1884
Aerial view of Guano Point. Old tramway headhouse is at the end of dirt road (right). Second tramway tower is more clearly visible, on skyline to right. Bat Cave mine is 2500 ft below, across the canyon.
Workers load guano onto a cart in 1865
A large colony of Guanay cormorants on South Chincha Island of Peru in 1907
A herring gull (Larus argentatus) excreting waste near Île-de-Bréhat.
Chinese laborers stand on a partially extracted guano deposit in the Chincha Islands in 1865
Histoplasmosis endemism map for the U.S.
The Ozark cavefish, a species that depends on bat guano as a source of food.

Guano (Spanish from wanu) is the accumulated excrement of seabirds and bats.

As a manure, guano is a highly effective fertilizer due to its exceptionally high content of nitrogen, phosphate, and potassium, all key nutrients essential for plant growth.