The elements of a nervous system in the sponge genome may not be so much the beginnings of an animal nervous system as the remnants of a well-developed nervous system in the ancestor, ...

An animal with a superpower — it can fuse with another and become one Researchers found that two individuals of a type of comb jelly can fuse and become one with a shared nervous system and ...

The central nervous systems of ecdysozoans, which includes the brain and ventral nerve cord, have perplexed scientists in the past. This is because some phyla within the group contain different ...

Primitive animals called comb jellies can fuse their bodies and nervous systems together. Comb jellies split from the ancestors of all other living animals about 700 million years ago and have ...