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They differ from freshwater crayfish in lacking the joint between the last two segments of the thorax , and they differ from the reef lobsters of the family Enoplometopidae in having full claws on the first three pairs of legs , rather than just one .
 animal: crayfish
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: crayfish