Viewers of this PowerPoint are introduced to endangered and extinct animals. They discover why apes, elephants, pandas, polar bears, rhinoceri, and marine turtles are threatened. Finally, ways that humans have and can make a difference...

Over the past fifty years the population of the great apes around the world has diminished rapidly. Statistics and reasons of their decline is the focus of this article and its resources.

Information about the orangutan: its scientific classification, physical features, reproduction, behavior, diet, habitat, threats to its survival, and efforts being taken to protect it. (Published: August 7, 2010)