ɪts kˈʌlɚɹ ɪn lˈaɪf vˈɛɹiz fɹʌm ɐ sˈɪlvɚɹi ɡɹˈeɪ tə ɡɹˈiːnɪʃ ɡɹˈeɪ, dˈɑːɹkɚ dˈoːɹsəli ænd pˈeɪlɚɹ ɔːɹ nˌɪɹli wˈaɪt ˌɔn ɪts θɹˈoʊt ænd bˈɛli.
Its color in life varies from a silvery gray to greenish gray, darker dorsally and paler or nearly white on its throat and belly.