305495
He also coauthored three volumes of Encyclopedia of Russian Nature series ( Birds of Russia , 1995 , Mammals of Russia , 1997 , and Domestic Animals , 1998 , published by Actual Biology Fund , 26000 copies published ) .
 Russia, Russia
Please list all entity words in the text that fit the category. Output format is "word1, word2". 
Option: location, person, organization 
Text: {0} 
Answer:
 Russia, Russia