为什么斑马身上有条纹 The surprising reason zebras have stripes

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斑马为什么有着特别的黑白条纹呢?这篇文章探讨了关于斑马条纹的多种假说,包括社交功能、降温、伪装和防止苍蝇叮咬等。研究表明,斑马的条纹可能有效干扰苍蝇的视觉,使其更难以叮咬斑马。

When an English aristocrat rode through London in a zebra-drawn carriage, he embodied a dream decades in the making, born from European efforts to dominate the African continent.

But 19th-century European colonists faced big problems as they tried to control the sprawling African territories they'd claimed, one of which was biting flies.

These pests could extract half a liter of horse blood daily while transmitting fatal diseases that devastated domestic horses, leaving colonial powers reliant on thousands of humans to transport goods.

Zebras, however, appeared immune to the same pitfalls as horses.

The German Empire deemed them predestined for the use of military needs and undertook the task of domesticating them.

Around 1900, former German Colonial Army officer Fritz Bronsart von Schellendorf placed himself at the mission's helm.

But he severely underestimated the project.

And soon enough, the question of why domesticating zebras was proving so difficult joined another longstanding mysterynamely, why zebras had such conspicuously striped coatsa matter that perplexed prominent scientists, and went on to fuel decades of debate.

To understand zebras' more distinctive qualities, we should start with the big picture.

Zebras belong to the same family as horses and donkeys.

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