Roses are Red and Violets are Blue, but Why?
Ask A Biologist Podcast
Chapters
0:00
Intro
0:57
What is color?
1:34
Why makes something a certain color - why is a green leaf green or the sky blue?
2:59
A simple experiment/observation using milk.
3:40
How do human and other animals see color? (rods and cones)
5:00
Color sensation and perception.
5:32
Another experiment/observation to try at night to test color vision.
5:49
Do animals see the same colors as humans or even see color?
6:47
How do we know animals see color?
8:24
Color and birds - the role of color.
9:09
Do animals use color for the same purpose?
10:10
Color as a warning - the story of the Pitohui bird from New Guinea.
11:24
The color "red."
12:26
The color "red" and sports.
13:05
Less colored birds - does color play a role for them?
14:28
Work done on donated and borrowed feathers.
14:57
Do you have a favorite parrot or bird?
15:22
The story of the Budgerigars - Budgies parrot.
17:09
Do you have a favorite color?
17:32
When did you know you wanted to be a biologist?
18:37
What would you do if you could not be a biologist?
19:34
What advice do you have for a future scientist?
21:01
Books by Kevin McGraw - Bird Coloration - Volume 1 & 2
Ask A Biologist Podcast
Roses are Red and Violets are Blue, but Why?
Jul 15, 2007
Episode 15
Dr. Biology Talks with Kevin McGraw
What is color? Do all animals see color? Do all animals see the same colors? In this episode, we learn the answer to these questions and about the colorful research that ecologist Kevin McGraw has been doing with birds and their colorful feathers. We even learn how the color red plays a special role for many animals, including humans.
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