“Unlike in SeaWorld, there is no known instance of mother-son mating in wild orca communities. In SeaWorld Orlando, Katina mated with her son Taku, resulting in the female calf Nalani. Kohana was bred with her uncle Keto twice. This is an instance of what appears to be a taboo – strictly reinforced in the wild by generations of matriarchs – that has broken down in the confines of captivity.”

“Unlike in SeaWorld, there is no known instance of mother-son mating in wild orca communities. In SeaWorld Orlando, Katina mated with her son Taku, resulting in the female calf Nalani. Kohana was bred with her uncle Keto twice. This is an instance of what appears to be a taboo – strictly reinforced in the wild by generations of matriarchs – that has broken down in the confines of captivity.”

— John Hargrove