Answer :

Wow nobody answered this, well lions, arrows, dragons, eagles, anchors, and ants symbolize bravery.
There are a number of objects that  represents bravery and courage. Some can be found in the heraldry and on coats of arms. These are listed as follows:

boar 
buffalo 
bull 
bull's head 
eagle 
griffin 
heraldic lion

Hope this answers the question.