Piranha beetle

Piranha beetles were a species of beetle native to the moon Yavin 4. The beetles harassed runyips while the other species foraged on the floor of the moon's forests.

Behind the scenes
Piranha beetles first appeared in Champions of the Force, a Star Wars Legends novel written by Kevin J. Anderson and released in 1994. The species was confirmed to be canon by the reference book Ultimate Star Wars, which was released in 2015.