Vertical Pupil
An eye opening that is a tall slit, like a cat's eye.
What is it?
Vertical pupils are shaped like a tall oval or slit. They are common in nocturnal animals that hunt at night. The Henkel's leaf-tailed gecko has vertical pupils. This shape helps it see well in low light and judge distances when catching prey.
Why it matters
Vertical pupils help animals see better at night and ambush prey. They are an adaptation for hunting in dim light.
Where you've seen it
This list grows as you capture more animals with vertical pupils.
Related
垂直瞳孔
一个高而窄的眼部开口，像猫的眼睛。
这是什么？
垂直瞳孔的形状像一个高的椭圆形或裂缝。它们在夜间捕食的夜行动物中很常见。亨克尔叶尾壁虎有垂直瞳孔。这种形状帮助它在弱光下看得清楚，并在捕捉猎物时判断距离。
为什么重要
垂直瞳孔帮助动物在夜间看得更好并伏击猎物。它们是适应昏暗光线捕食的进化特征。
你在哪里见过它
当你捕捉更多有垂直瞳孔的动物时，这个列表会增长。
