Kanzi, a world-famous bonobo who astonished researchers with his linguistic and tool-making abilities, has passed away at the age of 44 ... to create and use stone tools—an ability previously ...

He also made and used stone tools ... Read Mongabay’s story on Kanzi “Famous bonobo Kanzi, known for smarts & gaming, dies at age 44” by Kristine Sabillo.

Great Ape Trust of Iowa To better understand bonobo intelligence ... Kanzi, still the alpha male of this group in his middle age, has the mien of an aging patriarch—he’s balding and paunchy ...