The Wyverns' Treasure

In the third book in the Nathaniel Fludd, Beastologist series, Nate suspectsthe ransacking of Aunt Phil'shouse, the rampaging wyvernsgiant, winged dragonsin Wales, and Nates parents disappearance at sea are all connected to the mysterious man whos been trying to steal the Fludd Book of Beasts. This is a mystery on the world's youngest Beastologist can solve!