It was encrusted into his stomach over time. The dragon slept on the treasure and it embedded itself there.
Dragons steal gold from the dwarves.
No dragons can resist riddle talk
Smaug sleeps on a hoard of gold, like many dragons do in literature, and he is still looking for more and won't give up any of what he has.
yes.
Smaug was drawn to the Lonely Mountain by the great riches stored there. Like all dragons, he had a great love for gold and precious stones.
in a dragons belly
King Thror's increasing hoard of treasure attracted the dragon Smaug. Dragons are particularly fond of gold and similar treasures. The dwarves of Erebor were unable to stop him.
There are no dragons in The Lord of the Rings. The dragon in The Hobbit lived in the Lonely Mountain.
The thrush overheard the conversation that Bilbo had with the dragon about the spot.
gold diggers
He was mean and scaly like the classic dragons, and also like them, he owned a giant hoard. His name, by the way, was Smaug.
Amidst the treasure and gold under the mountain.