The following lists the Magizoology level and the amount of Notebooks required to unlock each magical creature.
Niffler: Magizoology Level 1, 10 Red Notebooks
Porlock: Magizoology Level 2, 2 Red Notebooks
Fairy: Magizoology Level 2, 30 Red Notebooks
Fire Crab: Magizoology Level 2, 50 Red Notebooks, 10 Blue Notebooks, 2 Gold Notebooks
Bowtruckle: Magizoology Level 3, 40 Red Notebooks
Abraxan: Magizoology Level 3, 90 Red Notebooks
Hippogriff: Magizoology Level 3, 55 Red Notebooks, 25 Blue Notebooks, 20 Gold Notebooks
Salamander: Magizoology Level 3, 60 Red Notebooks, 20 Blue Notebooks, 15 Gold Notebooks
Flobberworm: Magizoology Level 3, 60 Red Notebooks, 35 Blue Notebooks, 5 Gold Notebooks
Frost Salamander: Magizoology Level 3, 60 Red Notebooks, 20 Blue Notebooks, 10 Gold Notebooks
Acromantula: Magizoology Level 4, 40 Red Notebooks
Thestral: Magizoology Level 4, 75 Red Notebooks, 15 Blue Notebooks
Welsh Green: Magizoology Level 4, 60 Red Notebooks, 30 Blue Notebooks
Chinese Fireball: Magizoology Level 4, 65 Red Notebooks, 40 Blue Notebooks, 25 Gold Notebooks
Knarl: Magizoology Level 5, 30 Red Notebooks
Chimera: Magizoology Level 5, 50 Red Notebooks, 25 Blue Notebooks
Troll: Magizoology Level 5, 50 Red Notebooks, 10 Blue Notebooks
Plimpy: Magizoology Level 6, 40 Red Notebooks, Blue Notebooks
Grindylow: Magizoology Level 6, 50 Red Notebooks, 15 Blue Notebooks
Gnome: Magizoology Level 6, 70 Red Notebooks, 10 Blue Notebooks
Pixie: Magizoology Level 6, 80 Red Notebooks, 10 Blue Notebooks
Manticore: Magizoology Level 6, 75 Red Notebooks, 25 Blue Notebooks, 10 Gold Notebooks
Swedish Short-Snout: Magizoology Level 6, 70 Red Notebooks, 20 Blue Notebooks, 15 Gold Notebooks
Unicorn: Magizoology Level 7, 90 Red Notebooks, 25 Blue Notebooks
Murtlap: Magizoology Level 7, 50 Red Notebooks
Yeti: Magizoology Level 7, 45 Red Notebooks, 20 Blue Notebooks, 15 Gold Notebooks
Doxy: Magizoology Level 7, 50 Red Notebooks, 10 Blue Notebooks, 10 Gold Notebooks
Griffin: Magizoology Level 8, 30 Red Notebooks, 25 Blue Notebooks, 15 Gold Notebooks
Norwedgian Ridgeback: Magizoology Level 8, 60 Red Notebooks, 20 Blue Notebooks, 30 Gold Notebooks
Hungrian Horntail: Magizoology Level 8, 95 Red Notebooks, 30 Blue Notebooks, 25 Gold Notebooks
Ukranian Ironbelly: Magizoology Level 8, 70 Red Notebooks, 45 Blue Notebooks, 30 Gold Notebooks
Diricawl: Magizoology Level 2, 40 Red Notebooks, 5 Blue Notebooks, 1 Gold Notebooks
Kappa: Magizoology Level 2, 50 Red Notebooks, 12 Blue Notebooks, 5 Gold Notebooks
Quintaped: Magizoology Level 3, 65 Red Notebooks, 60 Blue Notebooks, 10 Gold Notebooks
Imp: Magizoology Level 4, 20 Red Notebooks, 20 Blue Notebooks, 7 Gold Notebooks
Augurey: Magizoology Level 5, 50 Red Notebooks, 16 Blue Notebooks, 30 Gold Notebooks
Porlock: Magizoology Level 2, 2 Red Notebooks
Fairy: Magizoology Level 2, 30 Red Notebooks
Fire Crab: Magizoology Level 2, 50 Red Notebooks, 10 Blue Notebooks, 2 Gold Notebooks
Bowtruckle: Magizoology Level 3, 40 Red Notebooks
Abraxan: Magizoology Level 3, 90 Red Notebooks
Hippogriff: Magizoology Level 3, 55 Red Notebooks, 25 Blue Notebooks, 20 Gold Notebooks
Salamander: Magizoology Level 3, 60 Red Notebooks, 20 Blue Notebooks, 15 Gold Notebooks
Flobberworm: Magizoology Level 3, 60 Red Notebooks, 35 Blue Notebooks, 5 Gold Notebooks
Frost Salamander: Magizoology Level 3, 60 Red Notebooks, 20 Blue Notebooks, 10 Gold Notebooks
Acromantula: Magizoology Level 4, 40 Red Notebooks
Thestral: Magizoology Level 4, 75 Red Notebooks, 15 Blue Notebooks
Welsh Green: Magizoology Level 4, 60 Red Notebooks, 30 Blue Notebooks
Chinese Fireball: Magizoology Level 4, 65 Red Notebooks, 40 Blue Notebooks, 25 Gold Notebooks
Knarl: Magizoology Level 5, 30 Red Notebooks
Chimera: Magizoology Level 5, 50 Red Notebooks, 25 Blue Notebooks
Troll: Magizoology Level 5, 50 Red Notebooks, 10 Blue Notebooks
Plimpy: Magizoology Level 6, 40 Red Notebooks, Blue Notebooks
Grindylow: Magizoology Level 6, 50 Red Notebooks, 15 Blue Notebooks
Gnome: Magizoology Level 6, 70 Red Notebooks, 10 Blue Notebooks
Pixie: Magizoology Level 6, 80 Red Notebooks, 10 Blue Notebooks
Manticore: Magizoology Level 6, 75 Red Notebooks, 25 Blue Notebooks, 10 Gold Notebooks
Swedish Short-Snout: Magizoology Level 6, 70 Red Notebooks, 20 Blue Notebooks, 15 Gold Notebooks
Unicorn: Magizoology Level 7, 90 Red Notebooks, 25 Blue Notebooks
Murtlap: Magizoology Level 7, 50 Red Notebooks
Yeti: Magizoology Level 7, 45 Red Notebooks, 20 Blue Notebooks, 15 Gold Notebooks
Doxy: Magizoology Level 7, 50 Red Notebooks, 10 Blue Notebooks, 10 Gold Notebooks
Griffin: Magizoology Level 8, 30 Red Notebooks, 25 Blue Notebooks, 15 Gold Notebooks
Norwedgian Ridgeback: Magizoology Level 8, 60 Red Notebooks, 20 Blue Notebooks, 30 Gold Notebooks
Hungrian Horntail: Magizoology Level 8, 95 Red Notebooks, 30 Blue Notebooks, 25 Gold Notebooks
Ukranian Ironbelly: Magizoology Level 8, 70 Red Notebooks, 45 Blue Notebooks, 30 Gold Notebooks
Diricawl: Magizoology Level 2, 40 Red Notebooks, 5 Blue Notebooks, 1 Gold Notebooks
Kappa: Magizoology Level 2, 50 Red Notebooks, 12 Blue Notebooks, 5 Gold Notebooks
Quintaped: Magizoology Level 3, 65 Red Notebooks, 60 Blue Notebooks, 10 Gold Notebooks
Imp: Magizoology Level 4, 20 Red Notebooks, 20 Blue Notebooks, 7 Gold Notebooks
Augurey: Magizoology Level 5, 50 Red Notebooks, 16 Blue Notebooks, 30 Gold Notebooks
Mooncalf: Magizoology Level 5, 45 Red Notebooks, 40 Blue Notebooks, 20 Gold Notebooks
Herbridean Black: Magizoology Level 8, 70 Red Notebooks, 45 Blue Notebooks, 40 Gold Notebooks
Dugbog: Magizoology Level 7, 60 Red Notebooks, 30 Blue Notebooks, 15 Gold Notebooks
Matagot: Magizoology Level 6, 70 Red Notebooks, 15 Blue Notebooks, 30 Gold Notebooks
Chupacabra: Magizoology Level 5, 50 Red Notebooks, 30 Blue Notebooks, 25 Gold Notebooks
Hodag: Magizoology Level 8, 50 Red Notebooks, 45 Blue Notebooks, 30 Gold Notebooks
Herbridean Black: Magizoology Level 8, 70 Red Notebooks, 45 Blue Notebooks, 40 Gold Notebooks
Dugbog: Magizoology Level 7, 60 Red Notebooks, 30 Blue Notebooks, 15 Gold Notebooks
Matagot: Magizoology Level 6, 70 Red Notebooks, 15 Blue Notebooks, 30 Gold Notebooks
Chupacabra: Magizoology Level 5, 50 Red Notebooks, 30 Blue Notebooks, 25 Gold Notebooks
Hodag: Magizoology Level 8, 50 Red Notebooks, 45 Blue Notebooks, 30 Gold Notebooks
Leucrotta: Magizoology Level 6, 35 Red Notebooks, 50 Blue Notebooks, 20 Gold Notebooks
Ashwinder: Magizoology Level 9, 55 Red Notebooks, 55 Blue Notebooks, 40 Gold Notebooks
Giant Dung Beetle: Magizoology Level 4, 30 Red Notebooks, 25 Blue Notebooks, 7 Gold Notebooks
Graphorn: Magizoology Level 5, 30 Red Notebooks, 35 Blue Notebooks, 25 Gold Notebooks
Billywig: Magizoology Level 5, 30 Red Notebooks, 35 Blue Notebooks, 25 Gold Notebooks
Thunderbird: Magizoology Level 9, 65 Red Notebooks, 50 Blue Notebooks, 50 Gold Notebooks
Opaleye: Magizoology Level 8, 60 Red Notebooks, 30 Blue Notebooks, 55 Gold Notebooks