Expats live in several different areas, but are concentrated on the north side of Hong Kong Island in what's known as the "Mid-Levels" just up the hill from the Central Business District as well as Repulse Bay which is much more "rural" on the south side of the island.
In Kowloon, on the other side of the bay, most of the expat community is centered around the area by the Star Ferry near Tsim Sha Tsui, the first subway stop before going to Hong Kong Island on the Red line.
This is because people in Hong Kong live well!
No, there are no gorillas in Hong Kong in both the wild and the captivity.
Hong Kong is an island, but assuming you mean the whole of Hong Kong, in 2009 it was 7,003,700 according to the World Bank, World Development Indicators.
Hong Kong
There aren't as many changes as people would think. However, the ratio of expats to local Chinese people has changed a lot. Many expats have left due to their job contracts etc. On top of this, buildings such as the 'IFC' and 'ICC' have been built, both of which are some of the biggest skycrapers in the world. China hasn't however completely taken over Hong Kong, and the two remain quite different.
Hong Kong
Pui Pui lives in Hong Kong Wetlands Park.
Yes he did. Jackie Chan was born in Hong Kong and his name "Chan Gangsheng" means 'Born in Hong Kong".
The Tanka who are Hong Kong's famous boat people live and fish out of Aberdeen Harbour on the south shore of Hong Kong Island.
Hong Kong
kowloon
yes