65097
In some cities or parts of cities ( e.g. Trafalgar Square in London ) feeding pigeons is forbidden , either because they compete with vulnerable native species , or because they abound and cause pollution and / or noise .
 Trafalgar Square, London
Please list all entity words in the text that fit the category. Output format is "word1, word2". 
Option: media, plant, vehicle, astronomical object, time, disease, animal, location, person, organization, mythical figure, food, biology, geographical phenomenon, instrument, event 
Text: {0} 
Answer:
 Trafalgar Square, London