CHP and Waste Heat
Passenger pigeon - In 1914, the last known surviving member of the species, Martha, died at the Cincinnati Zoo.
Golden toad - Last spotted in the forest in Monteverde, Costa Rica, in 1989, the disappearance of the golden toad has been attributed to global warming.
Carolina parakeet - The last captive Carolina parakeet, Incas, died at the Cincinnati Zoo in 1918, within a year of his mate, Lady Jane.
Heath hen - In 1933, the species was declared extinct after the disappearance of the last known heath hen, Booming Ben.
Tasmanian tiger - The last known Tasmanian tiger died in Tasmania’s Hobart Zoo in 1936.
Caspian tiger - The last Caspian tiger was believed to have been killed in Turkey in 1970.
Pyrenean ibex - Conservationists aren’t exactly sure why their numbers dwindled, but the species was declared extinct in 2000.
Caribbean monk seal - Their last known colony was spotted on an isolated reef off a small uninhabited Caribbean island, and the Caribbean monk seal was declared extinct in 2008.
Western black rhinoceros - Last seen in Cameroon, the western black rhino was declared extinct in 2011.
Pinta Island tortoise - In 2015, the last purebred Pinta Island tortoise, known as Lonesome George, died in captivity at the age of 100.
Animals that have been
declared extinct recently.