1.) how and when is color added to a bird egg?

2.) are all bird eggs the same
shape? why or why not?

3.) what is a brood patch? why is it needed?

1. the egg color is added when the egg is formig in the mothers womb and when the air climate starts to change around the enviroment

1. the egg color is added when the egg is formig in the mothers womb and when the air climate starts to change around the enviroment

the offspring would all be white. if the parents are both white flowers then they have the genotype rr, which when crossed results in an all white punnet square.

stimulus is a change in the environment that causes an organism to react. the response is the reaction to the stimulus. some examples of stimuli for zebras are drought, to many predators, and bad feeding grounds such as dead grass or plants. zebras respond to stimuli just like all other living organisms