The piranha family are known as serrasalmids, a word that, ... Piranha images from Grubich et al, 2012. Barracuda and shark images from Gray Taxidermy. Dunkleosteus terrelii image from Karen Carr.

Case in point, the large piranha on display. Like many of the animals represented, it came courtesy of Ricky Killion “Most piranha are maybe three inches in diameter,” Wilson said.