Perilaku orangutan Borneo, pongo pygmaeus (linnaeus, 1760) anak terhadap pengasuhan dan pembelajaran sosial dari orangutan remaja di Pusat Rehabilitasi Sintang Orangutan Center, Kalimantan Barat = Juvenile bornean orangutan, pongo pygmaeus (linnaeus 1760) response to altruism behavior and social learning from adolescent orangutan at Tembak Forest School, Sintang Orangutan Center, West Borneo

Perilaku bersarang Orangutan Kalimantan Pongo pygmaeus (Linnaeus, 1760) kandidat rilis di Sekolah Hutan Tembak Lestari, Sintang, Kalimantan Barat = Nesting behavior of Bornean Orangutan (Pongo pygmaeus, Linnaeus, 1760) release candidates at Tembak Lestari Forest School, Sintang, West Borneo

Pola Perilaku Pengasuhan Orangutan Kalimantan (Pongo pygmaeus Linnaeus, 1760) di Kebun Binatang Gembira Loka, Yogyakarta = Parenting Behavior Patterns of Bornean Orangutans (Pongo pygmaeus Linnaeus, 1760) at Gembira Loka Zoo, Yogyakarta

Pengenalan sumber pakan dan perilaku bersarang orangutan Borneo pongo pygmaeus (linnaeus, 1760) golongan umur anak tanpa induk di Sekolah Hutan Tembak, Sintang, Kalimantan Barat = Explore to food sources and nesting behaviour of orphaned juvenile Bornean orangutan pongo pygmaeus (linnaeus, 1760) at Tembak Forest School, Sintang, West Kalimantan

Interaksi reproduksi Orangutan Sumatra Pongo abelii (Lesson, 1827) jantan terhadap betina dalam exhibit di Taman Safari Bogor, Jawa Barat = Reproductive Interactions of Male sumatran Orangutan, Pongo abelii (Lesson, 1827) on female at exhibit in Taman Safari Bogor, West Java