Dot
10-18-2008, 09:38 PM
http://www.pbs.org/wnet/nature/episodes/parrots-in-the-land-of-oz/the-budgerigar-mating-game/731/
Knowing that they have four cones and we have three, I have asked how they see things when under UV lights. I don't think my UV lights are close enough to them, but I do wonder if they see things differently when there are UV rays.
The above video is good.
Knowing that they have four cones and we have three, I have asked how they see things when under UV lights. I don't think my UV lights are close enough to them, but I do wonder if they see things differently when there are UV rays.
The above video is good.