Answer:
What's the red stuff between elephant's toes?
According to the ads, this is the favorite beverage of friendly polar bears.
He is not the skinniest of felines.
What is that which, while it lives, constantly changes its habit, that is buried before it is dead, and whose tomb is valued wherever it is found?
Which side of a cat has the most fur?
I am the fountain from which no one can drink. For many I am considered a necessary link. Like gold to all I am sought for, but my continued death brings wealth for all to want more.