Persian cats have large, expressive eyes in shades of gold, green, or blue. Their gentle gaze captures a sense of calm and elegance. Owls possess enormous, front-facing eyes that are adapted for ...

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 ...

From eyes the size of a dinner plate to 360-degree vision, these animals boast extraordinarily efficient ways of seeing. Meet the creatures with the most crafty, strange and sophisticated eyes in the ...