5804
The 2 – 4 white eggs are laid in an unlined cavity high in a decayed section of a living tree , or occasionally in an old woodpecker nest in a dead tree .
 animal: woodpecker
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: woodpecker