polionotus as the other monogamous species in the genus, P. californicus, lacks this cell type. Parenthood also fine-tunes sensory systems. Mammalian mothers, for example, undergo changes in hearing ...

Over the past decades, an ever growing body of literature has explored the anatomy, connections, and functions of the habenula (Hb). It has been postulated that the Hb plays a central role in the ...