pron. Old English hwÃ¦t, from Proto-Germanic *khwat (cf. Old Saxon hwat, Old Norse hvat, Danish hvad, Old Frisian hwet, Dutch wat, Old High German hwaz, German was, Gothic hva what), from PIE *qwod, neuter singular of *qwos who (see who).
Yes, cats can see the color purple. Cats seem to be able to distinguish between higher frequency colors, meaning cats respond to the colors purple, blue, green and possibly yâ¦ellow range. Red, orange and brown colors appear to fall outside cats color range and are most likely seen as shades of grey or purple.
Whereas humans are able to see more vibrant colors during the day, their feline companions have the edge when it comes to peripheral vision and night vision. [Images: See What a Cat Sees] Night creatures. Cats have a wider field of view â about 200 degrees, compared with humans' 180-degree view. Cats also have a greater range of peripheral vision, all the better to spot that mouse (or toy) wriggling in the corner. Cats are crepuscular, meaning they are active at dawn and dusk. That may be why they need such good night vision. Their eyes have six to eight times more rod cells, which are more sensitive to low light, than humans do. In addition, cats' elliptical eye shape and larger corneas and tapetum, a layer of tissue that may reflect light back to the retina, help gather more light as well.