2993
The protozoan " Toxoplasma gondii " has been found in polar bears , and the nematode " Trichinella nativa " can cause a serious infection and decline in older polar bears .
 location: Trichinella
Please list all entity words in the text that fit the category.Output format is "type1: word1; type2: word2". 
Option: location, person, organization 
Text: {0} 
Answer:
 location: Trichinella