An A-Z of Fantastic Beasts - G
Gnome: Common garden pest.
Graphorn: Large horned beasts sometimes used by Trolls as riding mounts. Tough hide that repels most spells.
Griffin: A creature with the front legs and head of an eagle and the back legs and body of a lion. Good at guarding treasure.
Grindylow: A water demon located in lakes. Very aggressive.
An A-Z of Fantastic Beasts - H
Hippocampus: With the front half of its body as a horse and the back half of its body as a fish, the Hippocampus is usually found in the Mediterranean.
Hippogriff: A winged horse with the head of an eagle. Highly sensitive and easily offended.
Horklump: A pink mushroom-like creature covered in black brustles. Feeds through underground tentacles.
An A-Z of Fantastic Beasts - I
Imp: Similar to a pixie in its love for mischief and slapstick humor, but is unable to fly and are usually black or brown in color.
An A-Z of Fantastic Beasts - J
Jarvey: A talking ferret that speaks in short, rude phrases. Main prey are gnomes.
Jobberknoll: Tiny blue bird that is absolutely silent until right before its death when it lets out a long scream of every sound it has heard throughout its life.