Because they don't want to be dirty
Yuh need a keep clean so you are your not dirty dumbos
The animals in the water do indeed keep the river clean. These animals include filter feeders like fish for example.
Beavers are very clean animals which is commonly influenced by their habitat. The hair glands in the body keep the fur shiny and clean at all times.
To keep the park clean and safe from dangerous/ hazards items from children or animals.
First and foremost we need clean water to stay healthy, to clean and flush out toxins and to generally live. Secondly, keeping water clean allows not only humans to survive but plants and animals also thrive on clean water.
You shold keep your garden clean because rodents and animals with germs or infections could start living in your garden.
Mice don't need to be bathed or cleaned. They are very clean animals, and will keep their fur clean on their own. If you watch, you can see mice cleaning their fur just like cats do. They comb through it with their fingers, and lick themselves.
First and foremost we need clean water to stay healthy, to clean and flush out toxins and to generally live. Secondly, keeping water clean allows not only humans to survive but plants and animals also thrive on clean water.
To keep it clean
Animals have hair to keep them stay clean. Also hair on animals protects them from mosqitoes or sharp objects.
animals need water to keep them hydrated, healthy and alive.
For Healthy atmosphere and sorroundings you need to keep your class rooms clean.