Modifiers matching human:

• ancient,
• extinct,
• primitive,
• modern,
• carnivorous,
• fossil,

Simple categories matching carnivorous:

• predator,
• mammal,
• animal,
• plant,
• host,
• flora,
• pet,
• creature,
• being,
• mustelid,
• species,
• marsupial,
• theropod,
• bird,
• fish,
• shellfish,
• clade,
• beast,
• cat,
• dinosaur,
• invertebrate,
• scavenger,
• human,
• organism,
• reptile,
• ectotherm,