cones

Color blindness, also known as color disorder or color disorder? This is an eye disease that makes it possible to see things clearly but cannot distinguish some colors.

The red-orange color of the tiger is clearly not suitable for hunting in the forest. But that's what we thought.

Recent research by a team of scientists from the University of Queensland found that deep-sea fish can see colors in the dark, shedding light on visual evolution in vertebrates,

The vision of the human eye can extend as far as the horizon. If the Earth is flat (not the present sphere), you can even feel the light hundreds of miles away and at night, you

The top 20 most dangerous creatures in the world do not have aggressive carnivores such as tigers, leopards, lions ... but are familiar creatures that seem harmless like frogs,

Cat eyes have a wide viewing angle of 200 degrees and rod cells are 8 times more than human eyes, so it is capable of looking good at night.

Russian scientists have shown that dogs can identify many different colors, contrary to the long-held assumption that the crane can only see white and black.

Usually we will panic when we see large sized snakes or spiders, thinking of our instincts

The eyes of night bats have two types of cones to observe daylight and distinguish colors.

In a growing fetus, cell development follows a very strict cycle.