Who wins?
Ostrich vs Cassowary
Cassowary wins 54% to 46%. 157 more put them in the same row. From Birds by How Likely They Are to Fight You Tier List. Pick a side.
lazy_raccoon_96 on Ostrich: ostriches can kick hard enough to kill a lion
WeirdSandwich2986 on Cassowary: they're shy unless provoked
Birds by How Likely They Are to Fight You Tier List: the full ranking