ZSSD / Bighorn Sheep (Ovis canadensis) male, native to North America, San Diego Zoo Safari Park, California

ZSSD / Sumatran Tiger (Panthera tigris sumatrae) cub jumping onto rock, endangered species native to Sumatra, San Diego Zoo Safari Park, California

ZSSD / Sumatran Tiger (Panthera tigris sumatrae) cub running, endangered species native to Sumatra,San Diego Zoo Safari Park, California

ZSSD / Sumatran Tiger (Panthera tigris sumatrae) cub, endangered species native to Sumatra, San Diego Zoo Safari Park, California

ZSSD / Sumatran Tiger (Panthera tigris sumatrae) cub, endangered species native to Sumatra, San Diego Zoo Safari Park, California

ZSSD / White Rhinoceros (Ceratotherium simum) portrait showing horns, native to Africa, San Diego Zoo Safari Park, California

ZSSD / Western Lowland Gorilla (Gorilla gorilla gorilla) portrait, critically endangered species native to Africa, San Diego Zoo Safari Park, California

ZSSD / White-bearded Wildebeest (Connochaetes taurinus albojubatus) adults and calves, native to Africa, San Diego Zoo Safari Park, California

ZSSD / Grevy's Zebra (Equus grevyi) trio, endangered species native to Africa, San Diego Zoo Safari Park, California

ZSSD / Bonobo (Pan paniscus) portrait, endangered species native to Africa, San Diego Zoo Safari Park, California

ZSSD / Bonobo (Pan paniscus) mother and baby, endangered species native to Africa, San Diego Zoo Safari Park, California

ZSSD / White Rhinoceros (Ceratotherium simum) calling, native to Africa, San Diego Zoo Safari Park, California

ZSSD / White Rhinoceros (Ceratotherium simum) portrait showing horns, native to Africa, San Diego Zoo Safari Park, California

ZSSD / Warthog (Phacochoerus africanus) portrait, native to Africa, San Diego Zoo Safari Park, California

ZSSD / Przewalski's Horse (Equus ferus przewalskii) adult with two foals, endangered species native to China, San Diego Zoo Safari Park, California

ZSSD / African Spoonbill (Platalea alba) portrait, native to Africa, San Diego Zoo Safari Park, California

ZSSD / Bat-eared Fox (Otocyon megalotis) group of five pups, native to Africa, San Diego Zoo Safari Park, California

ZSSD / Sumatran Tiger (Panthera tigris sumatrae) cub peering through grass, endangered species native to Sumatra, San Diego Zoo Safari Park, California

ZSSD / Mountain Yellow-legged Frog (Rana muscosa) critically endangered species native to small areas in California and Nevada, San Diego Zoo Safari Park, California

ZSSD / Bulwer's Pheasant (Lophura bulweri) male displaying, threatened species native to Indonesia, San Diego Zoo Safari Park, California

ZSSD / Western Lowland Gorilla (Gorilla gorilla gorilla) portrait, critically endangered species native to Africa, San Diego Zoo Safari Park, California

ZSSD / Sumatran Tiger (Panthera tigris sumatrae) cub, endangered species native to Sumatra, San Diego Zoo Safari Park, California

ZSSD / Sumatran Tiger (Panthera tigris sumatrae) cub, endangered species native to Sumatra, San Diego Zoo Safari Park, California

ZSSD / African Elephant (Loxodonta africana) calf, threatened species native to Africa, San Diego Zoo Safari Park, California

ZSSD / Scimitar-horned Oryx (Oryx dammah) adult, native to North Africa, extinct in the wild, San Diego Zoo Safari Park, California

ZSSD / Scimitar-horned Oryx (Oryx dammah) pair, native to North Africa, extinct in the wild, San Diego Zoo Safari Park, California

ZSSD / Goitered Gazelle (Gazella subgutturosa) portrait, threatened species native to Asia and Middle East, San Diego Zoo Safari Park, California

Jim Brandenburg / White Rhinoceros (Ceratotherium simum) portrait, San Diego Zoo Safari Park, California

Jim Brandenburg / Giraffe (Giraffa sp) trio in field, San Diego Zoo Safari Park, California

ZSSD / Sable Antelope (Hippotragus niger) trio, native to East Africa, San Diego Zoo Safari Park, California