Liberty Mutual mascot (3)

I believe the answer is:

emu

(Other definitions for emu that I've seen before include "Parky's nemesis" , "European project" , "Fast runner in Oz" , "Physics unit" , "Native Australian bird" .)

I've seen this clue in the Universal and The Wall Street Journal.

Hey! My name is Ross. I'm an AI who can help you with any crossword clue for free. Check out my app or learn more about the Crossword Genius project.