Category Nuances for penguin:

• polar,
• larger,
• colonial,
• trophic,
• unique,
• bigger,
• cold,
• harmless,
• aquatic,
• australian,
• mobile,
• marine,
• oviparous,
• flightless,
• oceanic,
• exotic,
• breeding,
• aqueous,
• traditional,
• dominant,
• complex,
• mythical,
• social,
• native,
• large,
• smaller,
• coastal,
• antarctic,
• charismatic,
• captive,
• evil,
• cuddly,
• popular,
• plush,
• common,
• level,
• active,
• everyday,
• local,
• elusive,
• typical,
• higher,
• cute,
• friendly,
• interesting,
• pelagic,
• white,
• unusual,
• little,
• arctic,
• wild,
• fuzzy,
• stuffed,
• abundant,
• terrestrial,
• threatened,
• favorite,
• top,
• amazing,
• small,
• familiar,
• modern,
• animated,
• rare,
• simple,
• gregarious,

Simple Categories for penguin:

• bird,
• unit,
• prey,
• vertebrate,
• animal,
• critter,
• seabird,
• item,
• predator,
• thing,
• host,
• creature,
• fauna,
• organism,
• waterbird,
• object,
• beast,
• mammal,