Big cats are often on display in zoos around the world. The study of their time budget is basis ethological research captivity. paper considers features behavior subfamily Pantherinae, daily activity animals summer, methods keeping, exposition enclosures, and relationships with keepers. studies were conducted summer 2012 2013 at Barnaul Zoo. total observation for was 120 hours. African lion (Pa...

This paper presents a set of tools to explore the results of cluster analysis. We use R to cluster the data, and explore it with textual summaries and static graphics. Using Rggobi2 we have linked R to GGobi so that we can use the dynamic and interactive graphics capabilities of GGobi. We then use these tools to investigate clustering results from the three major families of clustering algorithms.