48593
We might look at other graphs , in a progression from " cat " to " mammal " to " animal " , and see that " animal " is more abstract than " mammal " ; but on the other hand " mammal " is a harder idea to express , certainly in relation to " marsupial " or " monotreme " .
 marsupial, monotreme
Please list all entity words in the text that fit the category. Output format is "word1, word2". 
Option: media, plant, vehicle, astronomical object, time, disease, animal, location, person, organization, mythical figure, food, biology, geographical phenomenon, instrument, event 
Text: {0} 
Answer:
 marsupial, monotreme