In this May 1, 2016 photo, boys compete in a preliminary heat of the donkey racing event at the annual donkey festival in Otumba, Mexico state, Mexico. Fair organizer Juan Carlos Chavez said Otumba hopes its annual festival creates awareness about the animals. "Donkeys are wonderful animals," he said. "People say they don't understand, but they do." (AP Photo/Rebecca Blackwell)
3 August 2011
Have a look at the different animals around the world.