premise: an arctic fox is a kind of animal sent2: color is a property of something that describes how that something looks sent3: an arctic fox's fur is dark gray or brown in the summer sent4: hiding means ability to be seen decreases for camouflage sent5: if something is one color during one time and another color during another time, then at something changes color sent6: some environments change color sent7: when snow falls in an environment in an environment , that environment will become white sent8: if an animal 's fur is a color then that animal is that color sent9: snow falls during the winter in the arctic environment.
hypothesis: changing into the color of an arctic environment in the summer and winter is used for blending in with an environment by arctic foxes