Aggressiveness as a component of fighting ability in pigs using a game-theoretical framework Highlights
•
The personality trait aggressiveness was studied as a component of fighting ability.
•
Between size-matched pigs more aggressive individuals were not more likely to win.
•
Aggressiveness did not affect fighting ability but did alter contest behaviour.
•
Aggressiveness may form an honest signal of intent but dishonest signal of ability.
•
There was no evidence that aggressiveness was part of an assessment strategy.
________________________________________