"Well, I gotta have a central nervous system."
“Only around 15 out of the 55 million sperm that embark on the treacherous journey to fertilise the egg are able to make it through the reproductive tract where cervical mucus, which is one hundred times thicker than water, forms part of one of nature’s toughest selective challenges.”
So one wins and the other 14 get participation trophies?
“Well, I gotta have a central nervous system.”
How about a dorsal root ganglion?
For some of my friends, that is all they have.
Would that count as a central nervous system?
It is centrally located.