These 3 pieces are either repaired or have a tiny chip seen with the magnifying glass.

The one with the seals has a tiny chip on the back of the tail.

The polar bear has the tip of the ear chipped

The penguin came off the ice berg cleanly, and was re-glued

By the naked eye, none of which was stated is blatantly obvious.

Please see last 3 pictures for imperfect areas