Martha, the last passenger pigeon, died in 1914. Named after Martha Washington, this bird lived for about 29 years in the Cincinnati Zoo. Some experts believe that between three and five billion passenger pigeons once lived in North America. However, destruction of its environment and large-scale hunting brought an end to the species.
Last green and yellow Carolina parakeet died in 1918. The only parrot species living in eastern United States, the birds could be found from Wisconsin to the Gulf of Mexico. The birds lived in forests along rivers. Then, for a number of reasons, the number of Carolina parakeets plummeted. The last Carolina parakeet died in the Cincinnati Zoo.