a smilodon but with horns on its head and slimy tentacles in its mouth. They are the favorite mounts of the Mountain Trolls, much to the dismay of the Graphorns. Griffin – A creature that is part-eagle, part-lion. Grindylow – A small horned water demon with grasping fingers. The films give them octopus tentacles for legs, though they are not described as such in the novels. Gytrash – A dog-like spirit similar to the souls of ghosts. Hidebehind – A magical creature that is the result of illegally mating a Demiguise and a ghoul. Hippocampus – A sea creature with the head and front legs of a horse and back and tail of a fish. Hippogriff – A creature that is part-eagle, part-horse. Wizards can own them provided they cast a daily Disillusionment Charm on them. Hodag – A cynodont-like creature with horns resembling a cross between a frog and a dog. Horklump – A pink fleshy creature resembling a mushroom, with no discernible purpose. Horned Serpent – A giant sea serpent with horns. Imp – Imps are found in Britain and Ireland where they are the same height as pixies. Jackalope – A jackrabbit-like creature with antlers of a deer. Jarvey – An overgrown ferret-like creature that can talk but in very short, often rude statements. – A blue speckled bird that never makes any noise until the moment before it dies. It would then release a long scream, which consisted of every sound it ever heard backwards. Kappa – A Japanese river demon. It can exit the water for short periods of time using the hole in its head to store water. One is seen as an attraction at the Circus Arcanus in France in The Crimes of Grindelwald, where Credence is asked to clean it. Kelpie – A shapeshifting aquatic creature that often appears as a horse with kelp as a mane. When mounted, it drags down and drowns the unfortunate rider. (One large Kelpie is known as the Loch Ness Monster.) Knarl – A hedgehog-like creature that would never trust an owner of the house when given food, instead causes havoc in their garden instead. – A cat-like creature with a lion-like mane and tail, spotted, speckled or flecked fur and long ears. Intelligent and independent but may bond with a wizard or witch and can be a good pet. Also known to be able to