Scientists will probably look at the birds' beaks, feathers, skeletal structure to see if they are closely related.
I would say although steroids are testorone boosters, maybe Caffeine? Cocaine?
Answer:
Ww, Ww, ww, ww, or two white-winged butterflies and two yellow-winged butterflies
Explanation:
Using the Punnett square, we can determine the possibility of white-winged and yellow-winged offsprings.
