4177
For most of the smaller species of dolphins , only a few of the larger sharks , such as the bull shark , dusky shark , tiger shark and great white shark , are a potential risk , especially for calves .
 animal: bull shark; animal: dusky shark; animal: tiger shark; animal: great white shark
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: bull shark; animal: dusky shark; animal: tiger shark; animal: great white shark