Every living thing has a set of characteristics. These are the things you use to identify something, like the fact that a tiger has black stripes or that a sea star has five legs. You have characteristics too, like your hair and eye color and your favorite foods and activities. Biologists call these things traits. Which of the following is an example of a trait? A Goldfinches are yellow with black and white wings. B Sharks have multiple rows of teeth. C Marco has brown eyes. D all of the above