The final picture shows pigmentation preserved in a fossil feather .

最后一幅图显示了封存在羽毛化石里的色素沉着。

Eating it often can relieve patches of pigmentation .

经常食用柿子还可以减少色素沉淀。

Darker pigmentation , as for humans , may therefore offer some protection .

像人类一样，深色色素可以发挥保护作用。

The top layer of skin eventually dissipates , taking with it the sun-damaged pigmentation , says dr. jaliman .

加里曼医生说，最外层皮肤最后会逐渐消散，带走日晒造成的色素沉淀。

Ecology and evolutionary biology expert dr allan baker , from the university of toronto , said the antarctic penguin was black because it had lost control of its pigmentation patterns .

多伦多大学的生物学与生态进化学家艾伦贝克博士称南极地区的黑色企鹅是因为失去了自身的色素构成。