The Maasai people, who consume an animal-based diet, are taller and stronger than the Kikuyu people, who consume more plants.

“Weston Price also contrasts a couple of tribes the Mallory in the Kikuyu in Africa and notes that the Mallory were much more robust and ate many more animal foods than the Kikuyu and these are they're pretty much neighbors in in Africa and the Kikuyu were much more agrarian and we're not as robust”