A structure at the back of reindeer eyes changes color between seasons: how this adaptation helps cope with the Arctic's extreme lighting

Original: Uma estrutura no fundo dos olhos das renas muda de cor entre as estações: como essa adaptação ajuda a enfrentar a iluminação extrema do Ártico

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The color change in reindeer eyes ensures survival in the Arctic, adjusting visual sensitivity to extremes of light and darkness. The post A structure at the back of reindeer eyes changes color between seasons: how this adaptation helps face the Arctic's extreme lighting appeared first on Catraca Livre.

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