...by our graffiti artists. Painting on the wall surrounding ZOO. There were other paintings on it for a long time, very sublime pictures of animals, after more than 20 years damaged and washed off by rain (one can still see some). Here is only the sample; there's much more of it.
... the human being appears (with his problems) ...
...the end is not too optimistic:
In fact it's not the end - the authors change parts of the painting from time to time (in my opinion for worse). There are some pictures later, but do not seem to correspond with the rest too much.