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And while " Basileuterus " species are initiators as well as core species , mixed flocks of " Tangara " species – in particular red-necked , brassy-breasted , and green-headed tanagers – often initiate formation of a larger and more diverse feeding flock , of which they are then only a less significant component .
 Basileuterus, Tangara, red-necked, brassy-breasted
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:
 Basileuterus, Tangara, red-necked, brassy-breasted