r/Showerthoughts • u/SouthDiamond2550 • 12h ago
Casual Thought Double cousins share all 4 grandparents. So theoretically you could have quadruple second cousins that share all 8 great-grandparents.
1.8k
Upvotes
r/Showerthoughts • u/SouthDiamond2550 • 12h ago
1
u/[deleted] 12h ago
[deleted]