June 18, 2025 ☼ links
🔗 Blood and brains 
Humans are brainy animals. One way to show that is by looking at brain size: our species has the biggest brains, in relation to body size, of any animal. But there’s more to it than that. An earlie…
June 18, 2025 ☼ links
🔗 Blood and brains
Humans are brainy animals. One way to show that is by looking at brain size: our species has the biggest brains, in relation to body size, of any animal. But there’s more to it than that. An earlie…