About the book: 1991 / Ulysses the Singing Bear could not even imagine that a scientific experiment would cause him to travel 20 million years later to a world inhabited by the descendants of modern animals. This was the world of the catwoman Avina and her complicated love for Ulysses. The world of a gigantic intelligent being - the Tree that covered the continent - who knew that Ulysses, the awakened stone god, could put an end to his reign.