Meet the Senegal birchir aka the dinosaur eel. This amazing African fish has a unique scale physiology that teach scientists how to design better body armors:
Long and skinny and of ancient heritage, the 40-centimetre-long predator has multiple layers of scales that first dissipate the energy of a strike, then protect against any penetration to the soft tissues below and finally limit any damage to the shield to the immediate area surrounding the assault. [...]
COSMOS magazine has more: Link - via Scribal Terror
Rick