Past psychology studies have consistently highlighted the importance of social bonds for survival, showing that enduring ...

Discover the 25 craziest things the U.S. government spends money on, from duck penises to robotic squirrels. Uncover shocking ...

The high sensitivity of MRI in the depiction of plaques in the brain and spinal cord has made this technique the most important paraclinical tool for the diagnosis of multiple sclerosis (MS). MRI ...

Darwin found sex a mystery. He was perplexed not by the practice—he and his wife, who also happened to be his cousin, had ten children—but by the point of it. Darwin spent the last part of his life ...

Animal breeding is the process of selective mating of animals with desirable genetic traits, to maintain or enhance these traits in future generations. For livestock, this involves estimation of the ...

Your institution does not have access to this book on JSTOR. Try searching on JSTOR for other items related to this book. The Discovery of Helping Behavior and a Classification of Avian Communal ...