Photo taken on Aug. 8, 2014 shows two female elephants during a circus show in Mexico City, capital of Mexico. Mexico City, the capital of Mexico issued a ban that prohibits circuses from using animals in their performances on July 15, 2014. The owners of circuses in the capital are provided with a term of one year to adapt their shows to the new provisions. In response, a group of circus performers choose to protest against the ban by performing on the street without the presence of animals. Circus owners argue that there is no maltreatment, and the animals that belong to their shows were born within the same circuses. They are well fed and are invested in their maintenance and care. (Xinhua/Pedro Mera)

Photo taken on Aug. 8, 2014 shows animals remain inside the cages of a circus in Mexico City, capital of Mexico. Mexico City, the capital of Mexico issued a ban that prohibits circuses from using animals in their performances on July 15, 2014. The owners of circuses in the capital are provided with a term of one year to adapt their shows to the new provisions. In response, a group of circus performers choose to protest against the ban by performing on the street without the presence of animals. Circus owners argue that there is no maltreatment, and the animals that belong to their shows were born within the same circuses. They are well fed and are invested in their maintenance and care. (Xinhua/Pedro Mera)

Photo taken on Aug. 8, 2014 shows a girl poses with a female elephant which is part of a circus show in Mexico City, capital of Mexico. Mexico City, the capital of Mexico issued a ban that prohibits circuses from using animals in their performances on July 15, 2014. The owners of circuses in the capital are provided with a term of one year to adapt their shows to the new provisions. In response, a group of circus performers choose to protest against the ban by performing on the street without the presence of animals. Circus owners argue that there is no maltreatment, and the animals that belong to their shows were born within the same circuses. They are well fed and are invested in their maintenance and care. (Xinhua/Pedro Mera)

Photo taken on Aug. 8, 2014 shows a man watches an elephant in a circus in Mexico City, capital of Mexico. Mexico City, the capital of Mexico issued a ban that prohibits circuses from using animals in their performances on July 15, 2014. The owners of circuses in the capital are provided with a term of one year to adapt their shows to the new provisions. In response, a group of circus performers choose to protest against the ban by performing on the street without the presence of animals. Circus owners argue that there is no maltreatment, and the animals that belong to their shows were born within the same circuses. They are well fed and are invested in their maintenance and care. (Xinhua/Pedro Mera)

Photo taken on Aug. 8, 2014 shows a pony poses with its tamer during a circus show in Mexico City, capital of Mexico. Mexico City, the capital of Mexico issued a ban that prohibits circuses from using animals in their performances on July 15, 2014. The owners of circuses in the capital are provided with a term of one year to adapt their shows to the new provisions. In response, a group of circus performers choose to protest against the ban by performing on the street without the presence of animals. Circus owners argue that there is no maltreatment, and the animals that belong to their shows were born within the same circuses. They are well fed and are invested in their maintenance and care. (Xinhua/Pedro Mera)

Photo taken on Aug. 8, 2014 shows a tiger jumps through a fire ring during a circus show in Mexico City, capital of Mexico. Mexico City, the capital of Mexico issued a ban that prohibits circuses from using animals in their performances on July 15, 2014. The owners of circuses in the capital are provided with a term of one year to adapt their shows to the new provisions. In response, a group of circus performers choose to protest against the ban by performing on the street without the presence of animals. Circus owners argue that there is no maltreatment, and the animals that belong to their shows were born within the same circuses. They are well fed and are invested in their maintenance and care. (Xinhua/Pedro Mera)

Photo taken on Aug. 8, 2014 shows a tamer and his horse during a circus show in Mexico City, capital of Mexico. Mexico City, the capital of Mexico issued a ban that prohibits circuses from using animals in their performances on July 15, 2014. The owners of circuses in the capital are provided with a term of one year to adapt their shows to the new provisions. In response, a group of circus performers choose to protest against the ban by performing on the street without the presence of animals. Circus owners argue that there is no maltreatment, and the animals that belong to their shows were born within the same circuses. They are well fed and are invested in their maintenance and care. (Xinhua/Pedro Mera)

Photo taken on Aug. 8, 2014 shows a camel and two llamas during a circus show in Mexico City, capital of Mexico. Mexico City, the capital of Mexico issued a ban that prohibits circuses from using animals in their performances on July 15, 2014. The owners of circuses in the capital are provided with a term of one year to adapt their shows to the new provisions. In response, a group of circus performers choose to protest against the ban by performing on the street without the presence of animals. Circus owners argue that there is no maltreatment, and the animals that belong to their shows were born within the same circuses. They are well fed and are invested in their maintenance and care. (Xinhua/Pedro Mera)

Photo taken on Aug. 8, 2014 shows horses enter to the circus ring in Mexico City, capital of Mexico. Mexico City, the capital of Mexico issued a ban that prohibits circuses from using animals in their performances on July 15, 2014. The owners of circuses in the capital are provided with a term of one year to adapt their shows to the new provisions. In response, a group of circus performers choose to protest against the ban by performing on the street without the presence of animals. Circus owners argue that there is no maltreatment, and the animals that belong to their shows were born within the same circuses. They are well fed and are invested in their maintenance and care. (Xinhua/Pedro Mera)

Photo taken on Aug. 8, 2014 shows a camel during a circus show in Mexico City, capital of Mexico. Mexico City, the capital of Mexico issued a ban that prohibits circuses from using animals in their performances on July 15, 2014. The owners of circuses in the capital are provided with a term of one year to adapt their shows to the new provisions. In response, a group of circus performers choose to protest against the ban by performing on the street without the presence of animals. Circus owners argue that there is no maltreatment, and the animals that belong to their shows were born within the same circuses. They are well fed and are invested in their maintenance and care. (Xinhua/Pedro Mera)

Photo taken on Aug. 8, 2014 shows a camel during a circus show in Mexico City, capital of Mexico. Mexico City, the capital of Mexico issued a ban that prohibits circuses from using animals in their performances on July 15, 2014. The owners of circuses in the capital are provided with a term of one year to adapt their shows to the new provisions. In response, a group of circus performers choose to protest against the ban by performing on the street without the presence of animals. Circus owners argue that there is no maltreatment, and the animals that belong to their shows were born within the same circuses. They are well fed and are invested in their maintenance and care. (Xinhua/Pedro Mera)

Photo taken on Aug. 8, 2014 shows a horse inside a cage of a circus of Mexico City, capital of Mexico. Mexico City, the capital of Mexico issued a ban that prohibits circuses from using animals in their performances on July 15, 2014. The owners of circuses in the capital are provided with a term of one year to adapt their shows to the new provisions. In response, a group of circus performers choose to protest against the ban by performing on the street without the presence of animals. Circus owners argue that there is no maltreatment, and the animals that belong to their shows were born within the same circuses. They are well fed and are invested in their maintenance and care. (Xinhua/Pedro Mera)

Photo taken on Aug. 8, 2014 shows a tiger with its tamer during a circus show in Mexico City, capital of Mexico. Mexico City, the capital of Mexico issued a ban that prohibits circuses from using animals in their performances on July 15, 2014. The owners of circuses in the capital are provided with a term of one year to adapt their shows to the new provisions. In response, a group of circus performers choose to protest against the ban by performing on the street without the presence of animals. Circus owners argue that there is no maltreatment, and the animals that belong to their shows were born within the same circuses. They are well fed and are invested in their maintenance and care. (Xinhua/Pedro Mera)

Photo taken on Aug. 8, 2014 shows a man watches a white tiger inside a cage in a circus of Mexico City, capital of Mexico. Mexico City, the capital of Mexico issued a ban that prohibits circuses from using animals in their performances on July 15, 2014. The owners of circuses in the capital are provided with a term of one year to adapt their shows to the new provisions. In response, a group of circus performers choose to protest against the ban by performing on the street without the presence of animals. Circus owners argue that there is no maltreatment, and the animals that belong to their shows were born within the same circuses. They are well fed and are invested in their maintenance and care. (Xinhua/Pedro Mera)

Photo taken on Aug. 8, 2014 shows a tiger during a circus show in Mexico City, capital of Mexico. Mexico City, the capital of Mexico issued a ban that prohibits circuses from using animals in their performances on July 15, 2014. The owners of circuses in the capital are provided with a term of one year to adapt their shows to the new provisions. In response, a group of circus performers choose to protest against the ban by performing on the street without the presence of animals. Circus owners argue that there is no maltreatment, and the animals that belong to their shows were born within the same circuses. They are well fed and are invested in their maintenance and care. (Xinhua/Pedro Mera)

Photo taken on Aug. 8, 2014 shows a woman rides an female elephant during a circus show in Mexico City, capital of Mexico. Mexico City, the capital of Mexico issued a ban that prohibits circuses from using animals in their performances on July 15, 2014. The owners of circuses in the capital are provided with a term of one year to adapt their shows to the new provisions. In response, a group of circus performers choose to protest against the ban by performing on the street without the presence of animals. Circus owners argue that there is no maltreatment, and the animals that belong to their shows were born within the same circuses. They are well fed and are invested in their maintenance and care. (Xinhua/Pedro Mera)

Photo taken on Aug. 8, 2014 shows a horse during a circus show in Mexico City, capital of Mexico. Mexico City, the capital of Mexico issued a ban that prohibits circuses from using animals in their performances on July 15, 2014. The owners of circuses in the capital are provided with a term of one year to adapt their shows to the new provisions. In response, a group of circus performers choose to protest against the ban by performing on the street without the presence of animals. Circus owners argue that there is no maltreatment, and the animals that belong to their shows were born within the same circuses. They are well fed and are invested in their maintenance and care. (Xinhua/Pedro Mera)