Gigantoraptor had long arms, bird-like legs, a toothless jaw, and probably a beak.There are no clear signs as to whether it was feathered.

• 北京古脊椎动物与古人类研究所徐星研究员推测：巨盗龙有长臂，似鸟（形状的）蛋，无齿的下颚以及可能有喙。