3298
The mating system of one species , " C. pallida " , has been particularly well-researched by the behavioral ecologist John Alcock ; the entomologist Adolpho Ducke also studied this genus .
 animal: C. pallida; person: John Alcock; person: Adolpho Ducke
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: C. pallida; person: John Alcock; person: Adolpho Ducke