Through a window : my thirty years with the chimpanzees of gombe /

Eitemau Tebyg

• Gorilla mountain : the story of wildlife biologist, amy vedder /
  gan: Ebersole, Rene
  Cyhoeddwyd: (2005)
• Termites on a stick : chimp learns to use a tool /
  gan: Coxon, Michèle
  Cyhoeddwyd: (2008)
• Through the Window
  gan: Doubt
• Marvels and mysteries of our animal world : with introductions and a special supplement, /
  gan: Reader's digest
  Cyhoeddwyd: (1964)
• Our inviting eastern parklands : from acadia to the everglades /
  gan: National Geographic Society