スミソニアン国立動物園さんのインスタグラム写真 - (スミソニアン国立動物園Instagram)「🐆🦷 9-month-old Amabala, Jabari, Hasani and Erindi are opening their mouths and showing their teeth for keepers to track their tooth development. 📷+✏️Sink your teeth into the latest CHEETAH CUB UPDATE: https://s.si.edu/3o9SOAq (link in bio) . . . 🦷📷 Smithsonian Conservation and Biology Institute keepers decided they need to better document tooth development in cheetahs. Echo's cubs are the first litter to participate in this tracking! 🐆 Most recently, the cubs hit a big milestone when their adult canine teeth started coming in last month. . . . #CheetahCubdates」1月23日 0時51分