Daylight Saving Time: Only the government would believe that you could cut a foot off the top of a blanket, sew it to the bottom, and have a longer blanket. â
Cockatiels come in a variety of colors. The most common are gray, pearl, pied, and lutino. <br />Gray: Common gray body with white face or yellow face.<br />Pearl: Gray with yellow tips on their wings.<br />Pied: All yellow with orange cheeks.<br />Lutino: All white with orange cheeks.
We know this by looking at how many kinds of cone photoreceptors they have. Another good indication of what an animal can see is by looking at their own colors. The colors of their prey are also an indication of an animal's ability to see color. We have made a table of some common animals and what colors they see.