I believe the animators from the made-for-TV Casper cartoons were involved in producing this ad. It would certainly explain the forest animals' appearance.
Carolinus + Gorbash: Gorbash: Are you sure this is the limpid pool, of time?
Carolinus: My dear young fellow, I am one of the four magic brothers, I should know a limpid pool of time when I see one!
-Carolinus + Gorbash