Brawn Before Brains in Early Mammalian Development

Zhifei Zeng ’23 Of all vertebrates, mammals have the largest brains in terms of absolute size and relative to body size. Significant encephalization (an increase in brain size relative to body size) has been observed in the placenta of extant mammals. However, until recently it has not yet been determined when mammalian brains began to increase in size and how they evolved to their current … Continue reading Brawn Before Brains in Early Mammalian Development