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Balin mentions that he could understand the speech of Ravens. The Thrush flies off and returns with a Raven named Roac. He is such an intelligent old bird he speaks in the Common tongue and we never find out if the dwarves can understand Raven speech.
Roac, son of Carc, is the chief of Ravens of Ravenhill near the Lonely Mountain. He told the Dwarves how Smaug had been defeated.
Roac, son of Carc, brought the news that the dragon Smaug had been killed in Lake-town by Bard the bowman.
Why isn’t Bilbo found until the day after the battle
15-The thrush that Bilbo saw outside the secret door to the Lonely Mountain is spotted by roac son of Carc. He tells Bilbo and the dwarves that Smaug is dead and that they should not trust the Master of Lake-town, but Bard. Thorin, assuming his ancestral role as King under the Mountain, sends the thrush for Dain in the Iron Hills. Thorin wants to go back to the Mountain. The dwarves work to fortify the mountain against the Elvenking; as they work, the ravens bring them news. The elves pitch camp and make merry; the dwarves then make merry, as well. Bard approaches to parley with Thorin. He refuses as long as Bard's men ally with elves. Bard's men leave and then his banner-bearers return with a demand for part of the hoard if they come to the aid of the dwarves. Thorin refuses and tells them to consider themselves under siege
An old raven, son of Carc, chief of all ravens.
In Chapter XV, "The Gathering of the Clouds," Roac tells Thorin that "It is a hundred and three and fifty years since I came out of the egg;" in other words, Roac is 153 by the time of The Hobbit.
Balin mentions that he could understand the speech of Ravens. The Thrush flies off and returns with a Raven named Roac. He is such an intelligent old bird he speaks in the Common tongue and we never find out if the dwarves can understand Raven speech.
Roac, son of Carc, is the chief of Ravens of Ravenhill near the Lonely Mountain. He told the Dwarves how Smaug had been defeated.
Elvenking reponded that the smaug would tell if they are going to steal
Smaug tells Bilbo not to trust dwarves:In return for the excellent meal [of the Company's ponies] I will give you one piece of advice for your good: don't have more to do with dwarves than you can help!Smaug-The Hobbit: "Inside Information"
"Pride goeth before the fall." Dwarves are always being described as thick-necked, stubborn and prideful. Thorin Oakenshield can't just "let it go," when Roac suggests that he put aside his greed and share the wealth of Smaug's hoard.
Roac, son of Carc, brought the news that the dragon Smaug had been killed in Lake-town by Bard the bowman.
Why isn’t Bilbo found until the day after the battle
Ravenhill was a watchpost of the dwarves and got its name from a wise and famous pair of ravens that lived above the guard chamber. The male raven was Carc, father of Roac.
15-The thrush that Bilbo saw outside the secret door to the Lonely Mountain is spotted by roac son of Carc. He tells Bilbo and the dwarves that Smaug is dead and that they should not trust the Master of Lake-town, but Bard. Thorin, assuming his ancestral role as King under the Mountain, sends the thrush for Dain in the Iron Hills. Thorin wants to go back to the Mountain. The dwarves work to fortify the mountain against the Elvenking; as they work, the ravens bring them news. The elves pitch camp and make merry; the dwarves then make merry, as well. Bard approaches to parley with Thorin. He refuses as long as Bard's men ally with elves. Bard's men leave and then his banner-bearers return with a demand for part of the hoard if they come to the aid of the dwarves. Thorin refuses and tells them to consider themselves under siege
Thorin asked Roac and the ravens to provide them information and carry messages. They brought the news the Smaug had been killed. They also took messages to Dain and kept them connected.