These sections come from an area on the top of the dragonfly’s eye called the functional fovea, where the ommatidia are larger and almost parallel to each other; in the rest of the compound eye, the ...

They were one of the first groups of creatures to develop complex, compound eyes, where many individual lenses focus light onto groups of photoreceptor cells. This group of hard-shelled prehistoric ...

Take this dragonfly, for example. Its eyes are actually made up of thousands of tiny different lenses. We call this kind of eye a compound eye, and because all the little lenses point in different ...