Herbivores are animals that primarily feed on plants and vegetation. They are also known as primary consumers in the food chain, as they are the first level of consumers that feed directly on producers (plants).

Characteristics of Herbivores:
- Herbivores have specialized teeth and digestive systems that allow them to break down and digest plant matter.
- They typically have longer digestive tracts than carnivores or omnivores, as plant matter takes longer to digest.
- Herbivores have adaptations such as sharp incisors and molars for grinding and chewing tough plant material.

Examples of Herbivores:
- Deer
- Rabbits
- Elephants
- Cows
- Gorillas
- Giraffes
- Caterpillars

Importance of Herbivores:
- Herbivores play an important role in maintaining the balance of ecosystems by controlling plant growth and population.
- They provide a food source for predators such as carnivores and omnivores.
- Herbivores also help to disperse seeds and nutrients through their feces.

Conclusion:
In conclusion, herbivores are animals that primarily feed on plants and vegetation. They have specialized adaptations that allow them to break down and digest tough plant material. Herbivores play an important role in maintaining the balance of ecosystems and provide a food source for other animals in the food chain.