Simple categories matching sick:

• pet,
• bird,
• poultry,
• animal,

Members with property sick:

• hyaena,
• sheep,
• puppy,
• dog,
• bird,
• reptile,
• sick_cat,
• pet_bird,
• armadillo,
• cat,
• duck,
• squirrel,
• skunk,
• chicken,
• turkey,
• marsupial,
• rabbit,
• fox,
• cows,
• gambian_rat,
• raccoon,
• lion,
• plucking_chicken,
• cattle,
• wolf,
• horse,