In April 2016, National Geographic posted a fascinating video that captured the loud, seemingly high-pitched, biphonic call of a rutting bull elk, comparing the sound to the screams of the Ringwraiths (Nazgûl) of Middle Earth depicted in J.R.R. Tolkien’s classic fantasy tale Lord of the Rings and brought to life in the trilogy of films. … Continue reading The Unique Biphonic Call of a Bull Elk That Sounds Like That of a Ringwraith From Lord of the Rings