This cute glowing creature is a sea slug with the scientific name Costasiella kuroshimae, found widely in Japan, Indonesia and the Philippines. Many people mistakenly think this glowing creature is a sea sheep or a sea cow.
This adorable sea slug can grow up to 5mm in length, they are one of the rare animals in the world capable of photosynthesis. Sea slugs absorb genetic codes from seaweed and begin producing chloroplasts to convert sunlight into energy.
The food of the sea slug Costasiella kuroshimae is algae. When they eat, they absorb the chlorophyll in the algae and mix it with their body. Thanks to the chlorophyll in its body, the sea slug Costasiella kuroshimae can photosynthesize like a plant. They only need to eat once in their life and then hang around in the sunlight to avoid starving to death.