CP174689607 | Four rare Maccoa ducklings hatch at UK's Chester Zoo for the first time 

CP173121807 | Mountain bongo calf Navari boosts UK zoo's hopes for conservation of very rare species 

CP170387507 | Baby giraffe ventures outdoors for the first time at UK zoo 

CP170231424 | Rare baby giraffe born at UK's Chester Zoo 

CP173782468 | Endangered pygmy hippo calf experiences water for first time at Virginia zoo 

CP170258648 | Two snow leopards arrive at Chester Zoo for the first time 

CP174607655 | Two female bat-eared foxes arrive at Chester Zoo 

CP173485798 | Baby white rhino takes first steps outside at UK zoo 

CP215301713 | UK's Chester Zoo welcomes two new arrivals, critically endangered cotton-top tamarin twin monkeys 

CP12047381 | First pademelon birth celebrated at UK Zoo