Answer: Nov 16, 2014 4:21:18 GMT Quote Select PostDeselect PostLink to PostMemberGive GiftBack to Top Post by vsiap on Nov 16, 2014 4:21:18 GMT As explained in Example 11, the competitors of the hawk are precisely the animals whose vertices are connected to the hawk’s with an edge. Thus the competitors are raccoons, owls, and crows.