The "Very Special Bond" Between Orangutans And Otters

According to him, the zoo invests a lot in enrichment of their animal enclosures. This enrichment consists of increasing the size of the enclosures and giving the animals a better quality of life. The way the staff does this beside hiding food, organizing mind games, making puzzles, and adding swings or new logs, is making the species interact with one another in the same enclosure. Sometimes it's enough just to make them see each other.