Sylvio is just an ordinary gorilla trying to live a simple life. When a nasty virus starts living in Sylvio's belly he uses a radical new medical treatment to try and get better.
1906
1951
1999
2010
2011
1987
1984
1986
1989
1997
2000
2002
2005
2006
2017
2020
2021
2019
2008