The presence of the tapetum can be observed at night when a pair of glowing eyes reflects back a flashlight or some other light source. (Interestingly, different animals have different color ...

When we think about how animals experience the world, one of the first things that comes to mind is their eyes. And for good ...

By analysing the properties of animals' visual systems, we can model what the world would look like ... Their eyes have evolved to be up to 350 times more sensitive to colour at night than ours.