The oldest rhinoceros in the United States has died at a Tennessee zoo. Dolly was 56 years old. In a social media post Thursday, Zoo Knoxville said Dolly was euthanized after her mobility declined ...

KNOXVILLE, Tenn. (WVLT/Gray News) - Dolly, the oldest rhinoceros in the United States, has died at the age of 56. Officials at Zoo Knoxville announced her death on Thursday. “This is an ...