Eastern puma declared extinct––but did it ever really exist? - Animals 24-7
Eastern Puma declared officially extinct
Eastern cougar - Wikipedia
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
The Eastern Cougar Has Been Officially Declared As Extinct - LADbible
The Eastern Puma Has Been Officially Declared Extinct