Discoveryのインスタグラム(discovery) - 7月20日 00時06分
Rhino horns are made from a protein called keratin, the same substance that fingernails and hair are made of.
Learn more about rhinos on #HelloWorld this Saturday at 8/7c!
#rhino #wildlife #nature #naturephotography
[BIHAKUEN]UVシールド(UVShield)
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repostappさんがフォロー
