Harris hawks rest on their perches at the Mariscal Sucre Airport in Quito, Ecuador November 14, 2015. They are used to control fauna to avoid bird strikes during takeoffs and landings. (Photo by Guillermo Granja/Reuters)





Handler Jhonny Sanchez holds a Peregrin Falcon as handler Xavier Monar holds a Harris Hawk at the Mariscal Sucre Airport in Quito November 14, 2015. (Photo by Guillermo Granja/Reuters)





Handler Jhonny Sanchez, 27, places a Peregrin Falcon into a cage at the Mariscal Sucre Airport in Quito November 14, 2015. (Photo by Guillermo Granja/Reuters)





Dustin, a Harris Hawk, flies to handler Xavier Monar, 32, after searching for other birds at the northern side of the Mariscal Sucre Airport in Quito November 14, 2015. (Photo by Guillermo Granja/Reuters)





A Peregrin Falcon is pictured at the Mariscal Sucre Airport in Quito November 14, 2015. (Photo by Guillermo Granja/Reuters)





Dustin, a Harris Hawk, flies off from handler Xavier Monar, 32, to search for birds at the northern side of the Mariscal Sucre Airport in Quito November 14, 2015. (Photo by Guillermo Granja/Reuters)





Handler Paul Tufino, 47, holds a Peregrin Falcon as an aircraft takes off in the background, at the Mariscal Sucre Airport in Quito November 14, 2015. (Photo by Guillermo Granja/Reuters)





Dustin, a Harris Hawk, flies to handler Xavier Monar at the Mariscal Sucre Airport in Quito November 14, 2015. (Photo by Guillermo Granja/Reuters)





Jhony Sanchez and a trained dog scare away ducks during a fauna control exercise at the Mariscal Sucre Airport in Quito November 14, 2015. Dogs and Hawks are used to control fauna to avoid avoid bird strikes during takeoffs and landings. (Photo by Guillermo Granja/Reuters)





Dustin, a Harris Hawk, flies over a fence at the Mariscal Sucre Airport in Quito November 14, 2015. (Photo by Guillermo Granja/Reuters)





Handler Jhonny Sanchez, 27, holds a Peregrin Falcon as an aircraft takes off in the background, at the Mariscal Sucre Airport in Quito November 14, 2015. (Photo by Guillermo Granja/Reuters)





Handler Jhonny Sanchez, 27, feeds a Peregrin Falcon at the Mariscal Sucre Airport in Quito November 14, 2015. (Photo by Guillermo Granja/Reuters)





A Peregrin Falcon flies at the Mariscal Sucre Airport in Quito November 14, 2015. (Photo by Guillermo Granja/Reuters)