Yes the longest lived things reproduce by cells.
But working like a Redwood or a Coral Reef is silly.
The next best is a land tortise, skip the extra ribs and
jump to a full shell.
Separate the air and food intake pipes completely.
Move the ligament attachements out.
Some baseball pitchers get the "Tommy Johns" surgery.
A third or fourth leg to add stability.
However it was our long range efficiency that helped
us spread across the globe.
Many of his suggestions look like Cro-magnon.
Why did we beat them out.