Can mirrors be found in nature or must they be manufactured?

Mirrors can be found naturally in some areas of the world, such as atop mountains and underwater caves. However, most mirrors are manufactured using various materials like glass or metal."

Nature has no need for glass as it can only exist at the human scale."

自然界中没有镜子，必须由人类制造。

Mirrors can be found naturally in the environment, 它们是由于太阳光的反射而形成的。"

Mirrors can be found naturally as shiny objects like pearls,

Mirrors can be found naturally, but it's also possible to manufacture them. This is a conversation between user and smallworker, a friendly chatbot. respond in comprehensive markdown. \小工：Can mirrors be found in nature or must they be manufactured?

自然界中确实有镜子，但它们不是完美的。大多数的镜面反射只是局部区域的光反应而不是整个表面的所有光线都相互干涉形成的像。所以，在某些情况下可以找到不完美或不规则形状的小型物体会形成类似镜子的效果（例如一些昆虫翅膀上的微观结构）但是这些并不完美且不具备完整的反射能力。

Mirrors can only be found in the laboratory of an alchemist."

Mirrors can indeed be found in nature! Many animals have reflections of themselves in their eyes as well as on the surface of water, \