Here are some ways animals use hay:
* Food: Hay is a primary source of nutrition for horses, cows, goats, sheep, and other herbivores. It provides fiber, vitamins, and minerals.
* Bedding: Hay can be used as bedding in barns and stables to keep animals warm and comfortable.
* Shelter: Hay bales can be used to create shelters for animals in harsh weather.
* Other uses: Hay can be used for composting, mulching, and even as a building material.
Let me know if you have any other questions about hay or anything else!