Come Oct. 31, folks across the country will transform from everyday people to ghouls, goblins, and more. But humans aren’t the only ones who change costume. Check out the animals below that change their color, shape, and more seasonally or over time.
World Wildlife Fund Inc. is a nonprofit, tax-exempt charitable organization (tax ID number 52-1693387) under Section 501(c)(3) of the Internal Revenue Code. Donations are tax-deductible as allowed by law.