スミソニアン国立動物園のインスタグラム(smithsonianzoo) - 6月7日 03時26分

How do keepers ensure a gray seal's teeth are healthy? American Trail animal keeper Diana Vogul is training the Zoo's 26-year-old male gray seal, Gunther, to voluntarily participate in dental radiographs.Q&A>> http://s.si.edu/2rRdBiN.
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[BIHAKUEN]UVシールド(UVShield)

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