Simple categories matching antarctic:

• seabird,
• animal,
• species,
• vertebrate,
• organism,
• predator,
• fauna,
• bird,

Members with property antarctic:

• penguin,
• five_species,
• lichen,
• seal,
• king,
• skua_bird,
• flying_bird,
• basking_seal,
• whale,
• albatross,
• petrel,
• dinosaur,
• fish,
• invertebrate,
• emperor,
• moss,
• orca_whale,
• bird,
• mollusk,
• skua,
• leopard_seal,
• nesting_bird,