There’s a popular saying that “the eye is the jewel of the body.” This saying is not only referring humans, animals have some eyes that are nothing short of beautiful. Contents1. Mantis Shrimp2.

Nocturnal animals tend to have proportionally bigger eyes than humans do. They also tend to have pupils that open more widely in low light. So, at the outset, nocturnal eyes gather more light than ...

The black-footed ferret could also be called the black-eyed ferret because of the distinctive ... and tail tip. This animal's long slender body, like that of a weasel, enables it to crawl ...

The pair of black dots on the head of the flatworm ... If the benefits of seeing dwindle to none, some animals lose their eyes altogether. TheMexican tetra excels at this. In the Pleistocene ...