. . . . . . "The Book of Dragons, to some, the Dragon Manual, is a Viking encyclopedia of all dragon species discovered by the Hairy Hooligan Tribe. Considered an important piece of knowledge, it is how the Vikings of Berk know the weaknesses and methods needed to slay the Dragons. After that, it was handed to the members of Berk Dragon Training Academy to gain more knowledge on dragons and to add more information. It helps them understand the abilities, weaknesses and behavior of dragons, helping them study and train dragons easier. It was written by Gobber's great-great grandfather Bork the Bold/Bork the Very Unfortunate."@en . . "How to Train Your Dragon"@en . "Dragon Manual"@en . "Members of the Berk Dragon Academy"@en . . "Used by the Hairy Hooligans as a dragon encyclopedia"@en . . "Book"@en . "Dragon Manual"@en . . "Members of the Berk Dragon Academy"@en . . . "Bork the Bold"@en . . . "The Book of Dragons, to some, the Dragon Manual, is a Viking encyclopedia of all dragon species discovered by the Hairy Hooligan Tribe. Considered an important piece of knowledge, it is how the Vikings of Berk know the weaknesses and methods needed to slay the Dragons. After that, it was handed to the members of Berk Dragon Training Academy to gain more knowledge on dragons and to add more information. It helps them understand the abilities, weaknesses and behavior of dragons, helping them study and train dragons easier. It was written by Gobber's great-great grandfather Bork the Bold/Bork the Very Unfortunate."@en .