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 ...

Professor Lars Schmitz joins WIRED to guide us through a giant tree of life mapping the evolution of eyes in the animal ...

Nocturnal geckos have superb vision in dim light - their eyes are 350 times more sensitive to colour at night than a human's (see for yourself with our animal vision interactive). Lacking eyelids, ...

But because rod cells only have a single light-sensitive pigment, at night we see in shades of grey ... They are just one of an enormous variety of eyes owned by molluscs - animals such as slugs, ...

You can tell night from day and ... Evolution’s Witness: How Eyes Evolved. So a few animals retain primitive systems with the sole purpose of measuring ambient light—of which the most ...

Both domestic and wild cats have this high vision at night. Foxes are nocturnal animals. Their eyes contain cells that help ...

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 ...