What adaptation’s do swallowtail possess? Why do they need the adaptation in the first place? Plz it’s urgent

Their color of butterfly wings and how the pattern looks.

Explanation:

Since they are brightly colored, it can warn a predator that they are poisonous. hope this helps!

invention of the washing machine

in the past, people used sticks and stones or scrub boards to clean their clothing. as it was sweaty, backbreaking work, we owe a world of to james king because he created the model for the modern washing machine in 1851. the most important issue was that this machine cleaned clothes while a person cranked the handle. doing this made people who used it develop strong muscles in their arms. later, in 1908, alva j. fisher created an electric washing machine named thor. this one was not the first automatic washing machine. however, it was one of the most popular models at the time.