Rabb's treefrog -Atlanta zoo
Carolina parakeet -Cincinnati zoo
Passenger pigeon -Cincinnati zoo
Thylacine -Hobart zoo
Quagga - Artis zoo
Partula turgida -London zoo
Partula Faba -Bristol zoo
Pinta Island tortoise -Darwin research station
Dusky seaside sparrow -Discovery Island (Disney)
Yangtze river dolphin -Wuhan Institute of Hydrobiology
I'm pretty sure there is another species of frog that did, but I can't recall which nor where
potentially on the block
Fernandina Island Galapagos tortoise -Darwin research station (only 1 known purebred)
Yangtze giant soft shell turtle -Suzhou Zoo (2-3 left in the wild)
Carolina parakeet -Cincinnati zoo
Passenger pigeon -Cincinnati zoo
Thylacine -Hobart zoo
Quagga - Artis zoo
Partula turgida -London zoo
Partula Faba -Bristol zoo
Pinta Island tortoise -Darwin research station
Dusky seaside sparrow -Discovery Island (Disney)
Yangtze river dolphin -Wuhan Institute of Hydrobiology
I'm pretty sure there is another species of frog that did, but I can't recall which nor where
potentially on the block
Fernandina Island Galapagos tortoise -Darwin research station (only 1 known purebred)
Yangtze giant soft shell turtle -Suzhou Zoo (2-3 left in the wild)