Houston surgeon Dr. Gilchrist Jackson and I were not about to rest until we saw an elusive bird in the Peruvian Amazon that has a voice as full-throated as the late opera tenor Luciano Pavarotti.

Birds make some very unique sounds, and the screaming Piha is no exception. The San Diego Zoo shared a video on Wednesday, June 19th of what it sounds like, and you've got to hear it to believe. It's ...

The Screaming Piha (Lipaugus vociferans) originally found only in humid forests in South America, is adapting well to human settlement areas like gardens and parks. It has dull grey wings and tail ...