![Eastern Cougar (Puma Concolor Couguar). This photograph was taken in 1986, prior to when they were officially declared extinct in 2018. Stock Photo | Adobe Stock Eastern Cougar (Puma Concolor Couguar). This photograph was taken in 1986, prior to when they were officially declared extinct in 2018. Stock Photo | Adobe Stock](https://as1.ftcdn.net/v2/jpg/02/50/18/58/1000_F_250185894_aP13YFQ0v8axlXTKX09oGCp15jLhU7Rv.jpg)
Eastern Cougar (Puma Concolor Couguar). This photograph was taken in 1986, prior to when they were officially declared extinct in 2018. Stock Photo | Adobe Stock
![National Post on Twitter: National Post on Twitter:](https://pbs.twimg.com/media/DUY4vAQVAAE333y.jpg)
National Post on Twitter: "Eastern puma declared extinct in United States, 80 years after the last confirmed sighting https://t.co/fGaiEaNA7Y https://t.co/p7kPL4Vgwa" / Twitter
![Wolf Conservation Center on Twitter: Wolf Conservation Center on Twitter:](https://pbs.twimg.com/media/DUO6sHTWkAUm3E9.jpg)
Wolf Conservation Center on Twitter: "Eastern U.S. cougar declared extinct 80 years after the last sighting. https://t.co/aKZn5aT4Fb https://t.co/cZ7rRUL9ML" / Twitter
![Government officially declares Eastern puma extinct, ends protections - WISH-TV | Indianapolis News | Indiana Weather | Indiana Traffic Government officially declares Eastern puma extinct, ends protections - WISH-TV | Indianapolis News | Indiana Weather | Indiana Traffic](https://www.wishtv.com/wp-content/uploads/2018/01/easternpumaweb-e1517251648917_38927212_ver1.0.jpg)