These squid have one small, blue eye and one large and yellow ... Mantis shrimps probably have the most sophisticated vision in the animal kingdom. Their compound eyes move independently and they have ...

“If you ask people what animal eyes are used for ... is festooned with up to 100 brilliant blue eyes. Each contains a mirrored layer that acts as a focusing lens while doubling the chance ...

Drag the slider to the left to see how an animal would see the same scene. Whereas human eyes contain three types of colour-detecting cells, called cones, dogs have just two. Their cone cells are ...

Victor, a rare, blue-eyed, white alligator at the Audubon Zoo, was having trouble finding his food, before veterinarians at the LSU Vet School learned he needed cataract surgery.