• Magical effects Dark energy builds up inside a magical child when they suppress their powers, creating an Obscurus that can violently burst out of them (WFT). Read More
• Creature The Demiguise is a peaceful, herbivorous creature that can make itself invisible. It resembles an orangutan with large, black eyes and long, silky hair which can be woven into Invisibility Cloaks. The Demiguise is native to the Far East (FB). They have the ability to foresee the immediate future, using… Read More
• Clothing The “long, fine, silky and silvery” pelt of a Demiguise is valuable for making invisibility cloaks (FB). Read More
• Ministry of Magic The Department for the Regulation and Control of Magical Creatures is a department of the Ministry of Magic which has responsibility for all types of magical creatures, including the difficulties arising from the definition of a “creature.” The Department creates laws and regulations, handles complaints, and manages the well-being and concelament of a… Read More
• Regions, counties, and territories Devon is a county located in England’s West Country. It was where Shuntbumps, a now-defunct broomstick sport, once rose to popularity (QA2). Nicolas and Perenelle Flamel make their home there as well (PS13). Locations in Devon Chudley, home of the Chudley Cannons Quidditch team… Read More
• Source Harry buries Dobby and regains perspective, putting the Horcrux hunt above the Hallows quest. He realizes where the Elder Wand is and that Lord Voldemort is about to obtain it. He also believes there is probably a Horcrux hidden in the Lestranges’ Gringotts… Read More
• Creature This plump, flightless bird escapes danger by vanishing in a burst of feathers. Muggles knew this bird as the “dodo” and believe that it is extinct, being unaware of its ability to vanish at will. Because this belief (and associated guilt) has spurred more enlightened attitudes toward the… Read More
• Ministry of Magic A division of the Department for the Regulation and Control of Magical Creatures with responsibility for the higher-order creatures defined as “beings”… Read More
• Character Dodgy Dirk was one of the Muggles present fort he Ilfracombe Incident of 1932.  All the other Muggles present had their memories wiped by Tilly Toke and her family.  However, “Dodgy Dirk” is known to tell tales of a “dirty great flying lizard” that attacked him way back when. His… Read More
• Creature The Doxy is a small fairy-like creature that is covered with black hair. It is found in Northern Europe and America. Doxies are pests. They can infest houses, taking up residence in the draperies. Removing them requires a good supply of Doxycide. Plural: Doxys (WFT). Read More
• Potion ingredients The eggs of a dragon are used for various purposes including, of course, hatching baby dragons. Dragon eggs are Class A Non-Tradeable Goods (FB) Antipodean Opaleye dragon eggs, which are pale grey, may be mistaken for fossils by unwary Muggles (FB). Chinese Fireball dragon eggs are bright red and speckled… Read More
• Occupations A magizoologist who studies dragons.  Known dragonologists include Harvey Ridgebit (WoM) and Quong Po (FW); Charlie Weasley is an aspiring dragonologist (PS6). Read More
• Areas of knowledge A field of study focusing on dragons, part of the larger field of magizoology.  Significant contributions to the field were made by Quong Po (FW) and Harvey Ridgebit (WoM). Read More
• Creature Dragons, winged fire-breathing lizards the size of a city bus, are the one of the most amazing magical creatures in the world. Dragons are terrifying and awe-inspiring as they take wing and breathe fire. Muggles remember them only as beasts from mythology, which is a credit to the ongoing efforts… Read More
• Creature The Dugbog is a strange creature looks like just another hunk of dead wood floating in the marshes in which is lives. The Dugbog has finned paws and sharp teeth with which is attacks small mammals. The Dugbog is particularly fond of Mandrakes (FB). Read More
• Character Dylan Marwood was the author of the book Merpeople: A Comprehensive Guide to Their Language and Customs. He carries a wand made of apple wood, a material which shows an affinity for wizards who can converse with creatures in their native tongues. Read More