4 - We saw many of these in the wild, but they were generally dead on the side of the highway.
6 - This elephant kept doing a kind of dance, stepping back and forth as it shook its head.  Evidently they do this sometimes to keep cool.
17 - These little buggers moved around too fast to get a good picture of.
18 - The exhausted mother is not too busy to pause, between 'sneak attacks' from her kids, for a photo.