Print your Zoo of the flexi rex, each is 25% bigger than the previous!
The larger ones have a relatively smaller gap between the links so that the head sags less. (The disadvantage of this is that the dino can no longer stand on the tail.)
based on the Flexi Rex with stronger links by DrLex
read here or on Github for attribution if you want to edit, remix or sell it.
The author remixed this model.