The BEST episodes written by Ted Herbert
#1 - The Big Switch
Daktari - Season 3 - Episode 19
When Judy the chimp gives a revitalizing serum to an old native chief who has been banished from his tribe, he comes up with a plan to regain his honor: he's going to singlehandedly kill a lion.
#2 - License to Kill
Daktari - Season 3 - Episode 20
After being unexpectedly attacked by a lioness at Wameru, a retired boxer turned game hunter gets a permit to track her down and kill her. But Tracy is determined to find the lioness first and discover the reason for her strange behavior.