#1,the guy must take in a lot of work.Does he?#2,it takes,some times,3 to 6 months,just to get a bear tanned.If he sent it to a good tannery,they to are busy!
Also,alot of taxidermist do things in cycles,like deer,than birds,then bears,ect.
As to what this fellow is doing,i could not say,but what kind of reputation,does he have? Did you check before going to the shop?????