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Roses are Red and Violets are Blue, but Why? -

Dr. Biology interviews Kevin McGraw from the School of Life Sciences at Arizona State University.

Podcast content summary and time log for Volume 15 of Ask-a-Biologist.


 


Keywords and topics that are found in this program: color, birds, sports, photons.


Topic Time
What is color? 00:57
Why makes something a certain color -  why is a green leaf green or the sky blue? 01:34
A simple experiment/observation using milk. 02:59
How do human and other animals see color? (rods and cones) 03:40
Color sensation and perception 05:00
Another experiment/observation to try at night to test color vision. 05:32
Do animals see the same colors as humans or even see color? 05:49
How do we know animals see color? 06:47
Color and birds - the role of color. 08:24
Do animals use color for the same purpose? 09:09
Color as a warning - the story of the Pitohui bird from New Guinea. 10:10
The color "red." 11:24
The color "red" and sports. 12:26
Less colored birds - does color play a role for them? 13:05
Work done on donated and borrowed feathers. 14:28
Do you have a favorite parrot or bird? 14:57
The story of the Budgerigars - Budgies  parrot 15:22
Do you have a favorite color? 17:09
When did you first know you wanted to be a biologist? 17:32
What would you be if you were not a biologist? 18:37
What advice do you have for young scientists? 19:34
Books by Kevin McGraw - Bird Coloration -Volume 1 & Volume 2 21:01
Read more about color - Seeing Color  

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