Mouthguards in was the call earlier this morning as the Bulldogs playing group took to Whitten Oval for a contested ball specific training session.

After three endurance tests earlier this week, the Bulldogs players were put through their paces by coach Brendan McCartney and his panel of assistants, with particular attention paid to winning the ball one-on-one.

To see how the contested ball session unfolded, click the media player above to view BulldogsTV's highlights.