アメリカ自然史博物館のインスタグラム(amnh) - 6月7日 23時50分

We are surrounded by microscopic organisms that are too small to see with the naked eye. Follow Museum microbiologist Sally Warring (@pondlife_pondlife) as she reveals the invisible inhabitants of the green slime at the surface of a pond in Central Park.

[BIHAKUEN]UVシールド(UVShield)

>> 飲む日焼け止め！「UVシールド」を購入する