There are many things different between man and animal. Animals can learn, but humans can learn better how to learn. Animals can see a map, but humans can use a map. Animals can pound on a typewriter, but humans can type an intelligible sentence. By the way, if animals are so close to humans, did you read that information in the Gorilla Gazette?
We all judge each other too easily based on appearance anyway. Why would we want to have that amplified? There are of course the sanitary issues in pools and sitting places besides that.
I for one don't want to see the nudity. I only want it to be kept in the bedroom - as it was meant to be between two loving people in a committed relationship.