I dont think there has been a scientific test for that.... Strange question.....
white attracts them
California condors eggs are bluish-white in color, they are approximately 5 iches in length and weigh between 10g - 11g.
I think blue attracts water, maybe answer I think.
Many myths state that blue attracts bluebirds!
RED
purple(:
no brazil does not have condors
Green
yellow
blue
Condors feed almost exclusively on carrion.
No. Condors only eats carrion