Coelenterate(jellyfish) rejuvenations of the Jellyfishベニクラゲ
the jellyfish gets old, it is possible to grow back into a child (polyp) again.
2024-07
Coelenterate(jellyfish) 
Sponges Sponges sea cleanerカイメン
Sponges don't stand out, but they clean the earth.
Echinoderms Sea ferns they have a brainウミシダ
When a defenseless sea fern is attacked by an enemy, it tries to survive by cutting off its tentacles.
Annelids Fire worm All over the body is full of thornsウミケムシ
Fire worm pierce the skin with countless fiberglass-like bristles, which are poisonous and can pierce the skin.
mollusks Metal teeth Limpetsカサガイ
There are organisms in the living world that have metal teeth。
カサガイは金属でできた歯舌を持ち生物界で最も強い歯です。
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