3128
The eighth species of the genus , the marsh rice rat ( " O. " palustris " ) is the only member of its own group ( unless western populations are classified as a separate species , " O. " texensis " ) .
 animal: marsh rice rat
Please list all entity words in the text that fit the category.Output format is "type1: word1; type2: word2". 
Option: media, plant, vehicle, astronomical object, time, disease, animal, location, person, organization, mythical figure, food, biology, geographical phenomenon, instrument, event 
Text: {0} 
Answer:
 animal: marsh rice rat