但是动物王国的不同动物-从五色斑谰的鸟类和热带鱼，到蝴蝶与蛇-如何确定和分布其巧妙的颜色设计是大自然最深的秘密之一。
But how different creatures in the animal kingdom — from colorful birds and reef fish to butterflies and snakes — make and deploy their artful designs is one of nature's deepest secrets.
真正的变色龙与变色蜥蜴一样，是身体硕大的动物，有不只一个改变颜色的理由。
True chameleons are full-bodied animals just as anoles are, with more than one reason for changing colors.
当一物种演化出与生存似乎无关的特征时，如：鲜艳的颜色或超大的角，通常只有雄性动物才能炫耀这些特点。
WHEN a species evolves traits that seem to have little to do with individual survival-bright colours, say, or oversize horns, it is typically the male alone who sports these excesses.
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