Eastern cougars are no longer an endangered species as they were declared extinct in 2011.
The only endangered race of the cougar or mountain lion, puma, etc, is the Florida panther. As a species, the cougar is listed as least concern.
it has been on the endangered list for 5 years
Numbats have officially been on the endangered list since 2 December 1970.
never
since 1972
since 1972
As of August 2014, the snowy owl is not on the endangered list. It is, however, a protected species in the United States.
There are 2 species of giant rat that is on the endangered list since 1996.
Different shark species landed on the endangered species list at different times. Some species of critically endangered sharks include the ground shark, dogfish, and the angel shark.
since 1972
Purple elephants