50388
Some birds have been perceived as monsters , including the mythological Roc and the Māori 's legendary , a giant bird capable of snatching humans .
 Roc, Māori
Please list all entity words in the text that fit the category. Output format is "word1, word2". 
Option: location, person, organization 
Text: {0} 
Answer:
 Roc, Māori