INTELLIGENCE, POWER 



One other point of fundamental interest in relation to 

 Brown Eyes is the weight of the brain. The brain of Brown 

 Eyes, which weighed 650 grams, should be compared with 



Brown Eyes Roxcma Ky. Mares Ky. Geld ings Equipoise 

 1.18 1.32 1.4! 1.53 1.54 



FIG. 14. Grams of brain per kilogram of body weight in various horses. 



Roxcma Brown Eyes Ky.Mares. Ky.Geldings Equipoise 



0.0468 0.0484 0.0573 0.0665 0.0735 



FIG. 15. Grams of thyroid gland per kilogram of body weight in various horses. 



the brain of Equipoise, which weighed 808.5 grams. The 

 brain-body weight ratio in Brown Eyes was 1:840. The 

 brain-body weight ratio in Equipoise was 1:645. 



136 



