That Bird Blog » carotenoids in birds

Research Update: Carotenoids in Food are Important to the Health and Mating Success of Birds

findiviglio — Wed, 04 Mar 2009 21:20:49 +0000

Hello, Frank Indiviglio here. Carotenoids are compounds that, in most birds, impart red, yellow and orange colors to the feathers. They are obtained from the diet, and are most abundant in brightly-colored fruits and vegetables. In theory, a bird with bright plumage is "advertising" the fact that it has been eating well, and is in prime [...]

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Research Update: Carotenoids in Food are Important to the Health and Mating Success of Birds

Parrot Color – parrots are found to have a novel method of acquiring their brilliant red feathers

findiviglio — Thu, 12 Jun 2008 19:52:00 +0000

Over 80% of the world’s parrot species have some degree of red coloration, the intensity of which is only rarely found among other bird families. While most birds acquire their red coloration through carotenoids (naturally occurring compounds) ingested along with food, researchers at Arizona State University have shown that parrots utilize a previously unknown system. Parrots [...]

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Parrot Color – parrots are found to have a novel method of acquiring their brilliant red feathers

Zebra Finch, Taeniopygia guttata, Nutrition – the role of carotenoids and testosterone

findiviglio — Mon, 02 Jun 2008 20:47:00 +0000

While we are all aware of the importance of good nutrition to our pets, it is interesting to see just how complex this topic can be. Keeping this in mind will, I hope, prevent us from becoming lazy when it comes to feeding even relatively hardy birds such as the zebra finch. As in most animals, [...]

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Zebra Finch, Taeniopygia guttata, Nutrition – the role of carotenoids and testosterone