Bulls are actually colorblind. They do not attack when seeing the color red. In a bullfight, it is actually the waving of the cape that causes the animal to charge.
Bulls are black
Bulls react to erratic movements of objects, not their color.
Red
The color of the jerseys for the Chicago Bulls in 1999 was red, white and black. The term was founded in 1966 and has participated in many championships.
A testosterone blood test is typically done using a red or gold/yellow tube. The test may be called a "serum testosterone test" or "total testosterone test" to measure the levels of testosterone in the blood.
The answer to your question is Green.
no. the bull follows movement, not colour
ivory- pale brown with yellow tint
The tube used for drawing blood for testosterone testing is typically a red-top tube.
There's only one breed of pit bulls (the American Pit Bull Terrior). Brindle is the color of their fur (pit bulls can be almost any color).
There is no colour on the visible colour spectrum that any bull hates. Bulls are only attracted to movement, not colour.
Pit bulls have a varied of colors in the blood. Sometimes you we get surprised with the colors a pair had.