23586
Beside plants , alkaloids are found in certain types of fungi , such as psilocybin in the fungus of the genus " Psilocybe " , and in animals , such as bufotenin in the skin of some toads Many marine organisms also contain alkaloids .
 None
Given options, please tell me the categories of all the listed entity words.Output format is "type1: word1; type2: word2". 
Option: location, person, organization 
Text: {0} 
 Entities:  
Answer:
 None