Colt incest family: New family tree shows extent of clan's inbred depravity
New Zealand
Colt family: Incest clan declares 'family love' on Facebook
Brother and sister who have four children together are fighting to make incest legal
New Zealand
Mackenzie Phillips' Incest with Dad Ruined Family
Incest: A Family Tragedy (2007)
Colt incest family: Real story behind five generations
What it's like to raise a child in a new family
My husband ran off with his daughter
New Zealand
Disgusted by incest? Genetic Sexual Attraction is real and on the rise
Cases of Incest That Led to Murder
Keep it in the Family: 8 Fascinating Cases of Historical Incest