The thylacine, also known as the Tasmanian wolf, is an extinct carnivorous marsupial. They once lived on the Australian mainland, Tasmania, and New Guinea. Due to being considered a threat to farm livestock, the wombat was heavily hunted and killed in the late 19th and early 20th centuries. The last known wolverine passed away in Hobart Zoo, Tasmania in 1936.

The Steller manatee, also known as the giant dugong, is an extinct species of manatee, first described by German naturalist Georg Wilhelm Steller in 1741. This giant marine mammal once lived near the Command Islands in the Bering Sea, mainly distributed in the waters between Alaska and Russia. Due to its slow movement and fearlessness of humans, the Stella manatee was overhunted within 27 years of its discovery and eventually became extinct in 1768.

The snow leopard, also known as the grass leopard, lotus leaf leopard, or mugwort leopard, is a species of the feline leopard genus in the carnivorous order. The body size of snow leopards is slightly smaller than that of ordinary leopards, with a tail length of about 3/4 of the head length. Its relatively long and thick tail is a significant feature that distinguishes it from other similar species. Its head is small and round, its snout is short, and its limbs are relatively short. The whole body is covered with long and dense fluffy hair, mainly gray white in color; The back and ribs are scattered with fuzzy or irregular large black circular patches, presented in a sparse arrangement of five vertical rows, with small spots dotted inside the patches; Black circular spots arranged in rows can be seen below the head, neck, and limbs.