Ancient Armor-Plated Fish Was a Bottom-Feeding Giant

Make way for Bothriolepis rex, a bottom-feeding fish from the Devonian that represents the biggest of its kind.

Published On 10/14/2016
5:00 PM EDT
Bones from the skull of Bothriolepis rex and a line drawing of the head viewed from above. The bones create an armor with a single opening for the eyes. The mouth is on the lower surface of the skull, indicating a bottom-feeding life. Photo by Valentina Garcia,drawing by Jason Downs.