A hunting and gathering economy, also known as a foraging economy, is the oldest and most enduring form of human subsistence. It is characterized by the direct procurement of wild food resources from the environment, without the cultivation of plants or the domestication of animals (beyond perhaps dogs). This economic system shaped human societies for hundreds of thousands of years before the advent of agriculture. Key characteristics include:

1. Mobility and Nomadism: Hunter-gatherer groups typically move frequently to follow seasonal availability of food resources (animals, plants, water). Their settlements are often temporary, and they possess few permanent structures.

2. Small Group Size: Due to the limitations of wild food resources, hunter-gatherer societies generally live in small, flexible bands or camps, typically ranging from 20 to 50 individuals. This size allows for efficient resource exploitation without depleting local supplies.

3. Egalitarian Social Structure: Most hunter-gatherer societies are highly egalitarian. There is minimal social stratification, and leadership is often situational or based on skill and experience rather than inherited status. Resources are generally shared, and there is little accumulation of private property, which helps prevent significant wealth disparities.

4. Division of Labor by Age and Gender: While roles can be flexible, there is often a general division of labor. Men typically focus on hunting large game, while women and children primarily engage in gathering plants, small animals, and other resources. Both contributions are vital and equally valued.

5. Extensive Environmental Knowledge: Hunter-gatherers possess an intimate and sophisticated understanding of their local ecosystems, including the behavior of animals, the life cycles of plants, weather patterns, and the properties of various natural materials. This knowledge is crucial for survival and is passed down through generations.

6. Sustainable Resource Management: Due to their mobility and relatively small populations, hunter-gatherer economies generally have a low environmental impact. They practice sustainable resource use, often moving before local resources are depleted, and their practices are often in harmony with the natural environment.

7. Limited Material Culture: Possessions are typically few and portable, reflecting their nomadic lifestyle. Tools are made from readily available natural materials like stone, bone, wood, and plant fibers (e.g., spears, bows and arrows, digging sticks, nets, baskets).

8. High Leisure Time (often): Contrary to popular belief, many studies suggest that hunter-gatherers often had more leisure time than early agriculturalists. Their food acquisition strategies, while requiring skill and effort, were often efficient enough to meet their needs without requiring constant labor.

9. Dietary Diversity and Health: Hunter-gatherer diets are typically diverse, incorporating a wide range of plants and animals. This often results in a more balanced and healthier diet compared to the more limited, carbohydrate-heavy diets of early agriculturalists, and they generally exhibit lower rates of chronic diseases.

10. Reciprocity and Sharing: Strong emphasis is placed on sharing resources within the group, particularly hunted game. This system of generalized reciprocity acts as a social safety net, ensuring that all members have access to food and support, especially during times of scarcity.

11. Absence of Food Surplus (generally): While some groups might store seasonal gluts, the general characteristic is a lack of large-scale food surplus. This is partly due to the perishable nature of wild foods and the practicalities of a mobile lifestyle, which limits storage capacity.