眼睛

Why do animal eyes have pupils of different shapes? If an animal is a hunter they have round or vertical pupils and prey species have horizontal pupils which give them the advantage of a panoramic view to detect predators and to flee across uneven ground.

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Animal pictures of the week: 17th April 2015

なんだ!この鳥ははじめて見た!キレイなブルーな脚をもっている!中国人もびっくり! : (*゚∀゚)リアル中国の反応

なんだ!この鳥ははじめて見た!キレイなブルーな脚をもっている!中国人もびっくり! : (*゚∀゚)リアル中国の反応

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