Since the it has been considered politically incorrect to call a black cat a black panther. The big black cats are black leopards or black jaguars and are not referred to as black panthers by anyone who knows anything about big cats.
The Canada lynx or Canadian lynx is a North American mammal of the cat family, Felidae. It is a close relative of the Eurasian Lynx. However, in some characteristics the Canada lynx is more like the bobcat than the Eurasian Lynx. « Cute and Amazing