Do our voices sound high-pitched and mouse-like to large animals like elephants? - Quora
Wild Wonderful World | How do elephants communicate? | | Travel & Wildlife Blog
Acoustic communication
The 'seismic communication' of elephants treads a fine line between hearing and feeling | Aeon Videos
Elephant Rumbles – Bushveld Training Adventures
Scientists Reveal How Elephants Produce Infrasound | Biology | Sci-News.com
Elephant rumbles – letting nature back in
The Mystery of the Purring Elephant | TIME.com
PREVIEW: How Elephants Listen ... With Their Feet | African elephants may have magnificent ears, but on the savanna, they communicate over vast distances by picking up underground signals with their...
Elephants Speak in Voices Too Deep to Hear | Psychology Today