You can download the latest draft copy of the rules at the BGG board for Ultimate Dinosaur Fighting.
The dinosaurs are sculpted based on a 4 mm scale, giving us a result of ~30 mm in length for the Triceratops. All other dinosaurs are sculpted to dimensions based off of fossils so everything will be scaled proportionally.
I have hired a company called Irregular Miniatures to sculpt and produce the Dinosaur Miniatures. You can check out their facebook page here:
For most European countries the shipping costs are ~$35. This will vary slightly on the final product and on the number of international orders I receive.
Don't see the answer to your question? Ask the project creator directly.