Officials at Yellowstone National Park say a

because it looked like it was "dying and freezing" had to be put down.

In a Facebook post, Yellowstone said "the interference by people can cause mothers to reject their offspring. In this case, park rangers tried repeatedly to reunite the newborn calf with the herd."

However, park officials said the reunion failed and the young calf had to be euthanized because it was abandoned "and causing a dangerous situation by continually approaching people and cars along the roadway."

The park reminded visitors that disregarding regulations, including staying away from wildlife, can result in fines, injury and even death. In this instance, as previously reported, the tourists were fined.