The following species only exist in only 1 UK zoo
Short-beaked echidna, bear cuscus, koala, agile wallaby, Goodfellow’s tree kangaroo, European mole, Pallas’s long-tongued bat, Indian, little red and Lyle’s flying foxes, straw-coloured fruit bat, eastern grey bamboo, white-collared brown and western fat-tailed dwarf lemurs, northern dry zone slender loris, Moholi bushbaby, eastern tarsier, black-faced and black-headed spider monkeys, silvery woolly monkey, southern Bolivian night monkey, black crested and golden-bellied mangabeys, bonnet and Heck’s macaques, olive baboon, crowned, mona, lesser spot-nosed, Lowe’s, Roloway and red-tailed guenons, Javan and mitred surelis, purple-faced langur, bonobo, Hoffman’s sloth, little hairy and nine-banded armadillos, black-tailed, edible and Kellart’s dwarf dormice, grizzled giant and red-bellied squirrels, red and white giant and southern flying squirrels, Brazilian porcupine, rock cavy, black-rumped agouti, mountain viscacha and plains viscacha, Desmarest’s hutia, greater Egyptian jerboa, Russian dwarf and Syrian hamsters, steppe lemming, Nicaraguan harvest mouse, Arabian and Mount Kulal spiny mice, Egyptian gerbil, common water rat, Matthey’s, Natal multimammate and yellow-necked field mice, North Luzon giant, Panay bushy-tailed cloud rat, African civet, banded palm civet, marsh and ring-tailed mongooses, spotted fanaloka, brown and spotted hyenas, black-footed cat, little spotted and jungle cats, jaguarondi, American black bear, giant panda, sloth bear, white-nosed coati, ratel, marbled polecat, Siberian weasel, harbour and hooded seals, bearded pig, white-lipped peccary, tufted deer, caribou, Bawean deer, Javan rusa, Persian fallow deer, wapiti, gaur, Arabian oryx, Arabian mountain gazelle, red duiker, musk ox, Chinese goral, Japanese serow, bharal, markhor, Himalayan tahr