Aplysia is a cute mammal also known as a sea slug. They are herbivores in the ocean and usually feed on seaweed. Aplysia are distributed all over the world, but there are some differences between them in the East China Sea and the West China Sea.

1. Morphological differences: Aplysias from the East China Sea usually have longer ears, while Aplysias from the West China Sea have shorter ears. In addition, the body color of Aplysia in the East Sea is blue or green, while the body color of Aplysia in the West Sea is dark red or pink.

2. Differences in characteristics: Aplysias in the East China Sea have an obvious feature, that is, they have a streamlined fin-like part on their backs, while Aplysias in the West China Sea have a round convex on their backs. starting position.

In general, although there are some differences between Aplysia in the East China Sea and the West China Sea, they are all beautiful and interesting marine creatures worth exploring and protecting.