Pengaruh Pengunjung terhadap Perilaku Gajah Sumatra (Elephas maximus sumatranus Temminck, 1847) di Kebun Binatang Gembira Loka, Yogyakarta = The Effect of Visitors on Sumatran Elephant Behaviour (Elephas maximus sumatranus Temminck, 1847) at Gembira Loka Zoo, Yogyakarta

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

Perilaku Harian dan Tingkat Kesejahteraan Macan Tutul Jawa (Panthera pardus melas Cuvier, 1809) pada Konservasi Ex-Situ di Gembira Loka Zoo, Yogyakarta = Daily Behavior and Welfare Level of the Javan Leopard (Panthera pardus melas Cuvier, 1809) on Ex-Situ Conservation at Gembira Loka Zoo, Yogyakarta

The Secret language of animals : a guide to remarkable behavior

Animal behavior