Agriculture and Farming:
* Horses: Used for plowing, harvesting, and transportation on farms for centuries.
* Oxen: Similar to horses, used for plowing, hauling, and other farm labor.
* Dogs: Herding dogs are essential for keeping livestock organized, while other breeds help with guarding and hunting.
* Chickens: Provide eggs and meat.
* Cows: Provide milk, beef, and leather.
* Pigs: Used for meat and some agricultural tasks.
* Sheep: Provide wool and meat.
* Bees: Pollinate crops, ensuring fruit and vegetable production.
Transportation and Service:
* Horses: Still used for riding and some forms of transportation, especially in some rural areas.
* Donkeys: Used for transportation, especially in mountainous or rough terrain.
* Camels: Primarily used in arid regions for transportation and carrying heavy loads.
* Dogs: Guide dogs for the visually impaired, service dogs for people with disabilities, and search and rescue dogs.
* Sniffer Dogs: Used in law enforcement and security for detecting drugs, explosives, and other contraband.
Other:
* Rats: Used in research for their sensitivity to environmental changes.
* Fish: Used in research for understanding human health and disease.
Note: It's important to recognize the ethical considerations involved in using animals for work. We have a responsibility to ensure their well-being and treat them humanely.