It's waterproof
It's waterproof
For grooming and to spread oil from their oil gland to help keep their fur waterproof.
There are too many to list. -All mice, rats, shrews, beavers and similar, all antelopes and similar, etc.
yes it is waterproof. they coat their fur with castoreum to make it waterproof.
Humans kill beavers for their fur.
Yes they are
Yes Because people in the old times in the the 1500's to the 1750's hunted beavers for their soft fur which was expensive back then, also it was a really good coat fur to keep you warm in Winter.
fur from the beavers
Yes they do when that are adults
No. Penguins are birds, they have feathers, not fur.
The fur of beavers was greatly desired because it kept people warm.