If you read the book again you might find the answer.
they cut it off
It may be because the dog's tail is too long and the owner wants it to look prettier if it was shorter so they cut it off or if there is a condition in the tail that it needs to be cut off and such
"He cut off their tails with a carving knife"...
cut it
You don't.
you should never cut a dogs tail off, it is very panefull and all dogs need tails.
It allows the lizard to regrow its tail.
It is not recommended to have your dog's tail cut off unless it is for medical reasons and advised by a veterinarian. Tail docking for cosmetic reasons is considered unnecessary and inhumane in many countries. It can cause pain and complications for the dog.
First, cut off 1 tail and 2 replace it. Next, cut off 2 tails and a head grows in. Then, cut off 2 heads and then 2 more and then there are no heads but 2 tails. After that, cut off 1 tail and 2 replace it. Next, chop off 2 tails and a new head grows in. Then, cut off 1 tail and 2 replace it. After that, chop off 2 tails and a head grows. Finally, cut off your last 2 heads and you are left with nothing but a dead drogon.
A pearl: found in water, cut off head (p) leaves earl a name of a man , who could be at the door, cut off the tail (l) leaves pear a fruit, cut both head and tail(p & l) leaves ear something that's always with you.
No, are you nuts?! you should never cut a dogs tail off, it is very panefull and all dogs need tails.
If you cut of your scorpions stinger it might die, but if you dont cut it to far down it will be fine. (If you cut it to far in the tail your scorpion will bleed to death) So be careful or go to a pet store and ask someone to do it for you.