I hope many find this explanation of why birds are different colors
interesting. From yesterday's WSJ.
The Very Different Ways Cardinals and Blue Jays Get Their Hues
|
|
|
| | |
|
|
|
| |
The Very Different Ways Cardinals and Blue Jays Get Their Hues
By Helen Czerski What makes cardinals red and blue jays blue? Helen Czerski on
the hidden science of nature’s ways of making color. | |
|
|
Preston Forsythe, Browder, KY
