2406
However , in its elemental form it can cause redness in the eyes and skin , a burning sensation and a cough if inhaled , a burning sensation and diarrhoea and / or catharsis An excess of sulfur can be toxic for cows because microbes in the rumens of cows produce toxic hydrogen sulfide upon reaction with sulfur .
 animal: cows
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: cows