By 1955, carbon dioxide, heat, humidity, and other contaminants produced by 1,200 visitors per day had visibly damaged the paintings. ... Consequently the cave was closed to the public in 1963, the paintings were restored to their original state and a monitoring system on a daily basis was introduced
Responder: Algernon sería un Ratón que está en un laboratorio y se sometió a una cirugía que aumentó su inteligencia y luego hizo una historia publicada sobre su tema genial.
¡Espero haberte ayudado este bonito día! ¡Ten un buen día mi amigo!
