Rhino Charging Sound to Get Your Day Moving (Sound of the Day) by Pro Sound Effects published on 2012-09-28T19:04:19Z Poaching, often for their horns, has kept rhinos an endangered species since the '70s. Did you know? The distinctive horn for which rhinos are so well known isn't actually a true horn: it is made of thickly matted hair that grows from the skull, without skeletal support. Genre Animal Sound Effects Comment by Saving Time! Excellent. 2012-10-02T23:37:52Z