The Metabolically Expensive Brain [via Elsevier, Feb. 2023] 🧪⚗️🧠🔋

"brain size is inversely correlated with pectoral mass in birds, and [also] with muscle use, and therefore smaller in migratory species compared to sedentary ones"

https://www.sciencedirect.com/science/article/pii/S0959438822001623

#brain #size #mass #energy