The three adorable mountain lion cubs named Fern, Thistle and Spruce were believed to have been orphaned after their mother was killed by a car.

Every year, the group In Defense of Animals releases its list of North America’s 10 worst zoos for elephants.

Three orphaned mountain lion cubs were brought to the Oakland Zoo for rehabilitation and care after their mother was believed to have been fatally struck by a car.

“While there were many witnesses of the mountain lion after it was hit, the carcass has since disappeared and is still being investigated,” the Oakland Zoo said in a statement. “As su ...