对几种动物的研究表明，在选择配偶时，雌性更喜欢鲜艳的类胡萝卜素着色的雄性。
Studies of several animal species have shown that when choosing mates, females prefer males with brighter carotenoid-based coloration.
青铜大猫也融合了几种动物的元素。
The large bronze cat also combines elements of several creatures.
科学家们把当今的几种动物与恐龙相比，得出恐龙才是重量级的善于头部相撞pk的冠军。
Scientists have compared a dinosaur with several modern-day animals to settle who wins the heavy-weight head-butting title.
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