Category Nuances for null:

• plush,
• large,
• potential,
• extinct,
• complex,
• prehistoric,
• strange,
• interesting,
• scaly,
• animate,
• concrete,
• antarctic,
• ancient,
• powerful,
• larger,
• reptilian,
• movable,
• bigger,
• flat,
• favourite,
• random,
• common,
• virtual,
• heavy,
• world,
• ferocious,
• multicellular,
• terrestrial,
• wonderful,
• deadly,
• sized,
• big,
• fossil,
• real,
• dangerous,
• additional,
• plastic,
• unusual,
• huge,
• carnivorous,
• clear,
• actual,
• future,
• cool,
• magical,
• exotic,
• flying,

Simple Categories for null:

• animal,
• creature,
• critter,
• beast,
• pet,
• organism,
• herbivore,
• amniote,
• object,
• archosaur,
• vertebrate,
• fauna,
• part,
• thing,
• predator,
• item,
• reptile,
• relative,