Gerry Ellis / Orangutan (Pongo pygmaeus) caretaker bringing orphan supplemental food during air pollution incident caused by burning forests, Yayasan IAR, Ketapang, West Kalimantan, Borneo, Indonesia. October, 2015

Roland Seitre / Indian Rhinoceros (Rhinoceros unicornis) urine collected by zookeeper to be sold as medicine, Kathmandu, Nepal

Suzi Eszterhas / Malayan Pangolin (Manis javanica) three month old baby being weighed by caretaker, Carnivore and Pangolin Conservation Program, Cuc Phuong National Park, Vietnam

Suzi Eszterhas / Chinese Pangolin (Manis pentadactyla) three month old orphaned baby curled up inside jacket of caretaker, Taipei Zoo, Taipei, Taiwan

Suzi Eszterhas / Brown-throated Three-toed Sloth (Bradypus variegatus) caretaker feeding one year old baby, Aviarios Sloth Sanctuary, Costa Rica

Suzi Eszterhas / Paraguay Hairy Dwarf Porcupine (Sphiggurus spinosus) caretaker feeding orphaned newborn baby, Aviarios Sloth Sanctuary, Costa Rica

Suzi Eszterhas / Orangutan (Pongo pygmaeus) caretaker with infant playing in tree during forest exploration and training program, Orangutan Care Center, Borneo, Indonesia

Suzi Eszterhas / Hoffmann's Two-toed Sloth (Choloepus hoffmanni) with caretaker, Xinia Villegas, brushing orphaned baby, Aviarios Sloth Sanctuary, Costa Rica

Suzi Eszterhas / Orangutan (Pongo pygmaeus) caretaker with juvenile in forest during forest exploration and training program, Orangutan Care Center, Borneo, Indonesia

Suzi Eszterhas / Orangutan (Pongo pygmaeus) caretaker carrying juvenile in forest during forest exploration and training program, Orangutan Care Center, Borneo, Indonesia

Suzi Eszterhas / Orangutan (Pongo pygmaeus) caretaker holding juvenile, Orangutan Care Center, Borneo, Indonesia

Suzi Eszterhas / Orangutan (Pongo pygmaeus) two year old infant clinging to caretaker's back during forest walk, Orangutan Care Center, Borneo, Indonesia