Talking to yourself expands to the bird world, too.

Warble-duets seem linked to active territory-defense. Physical-fights in the wild were always preceded by warble-duets. Playback-experiments also showed that parrots increased warble-duets when ...

Fascinated with language acquisition in animals, University of Georgia humanities professor and animal lover Craige decided to add an African Grey to her household. In this charming memoir, she ...