82990
In Italy , the newly identified species " Esox cisalpinus " ( " southern pike " ) was long thought to be a color variation of the northern pike , but was in 2011 announced to be a species of its own .
 Italy
Please list all entity words in the text that fit the category. Output format is "word1, word2". 
Option: location, person, organization 
Text: {0} 
Answer:
 Italy