Students feed fruit to an elephant during Thailand's National Elephant Day in the ancient Thai capital Ayutthaya March 13, 2015. Thais honoured the elephant on Friday with special fruits and Buddhist ceremonies across the country to pay homage to their national animal. (Photo by Athit Perawongmetha/Reuters)

Elephants enjoy a “buffet” of fruit and vegetables during Thailand's National Elephant Day in the ancient Thai capital of Ayutthaya March 13, 2015. (Photo by Athit Perawongmetha/Reuters)

Elephants react before enjoy a “buffet” of fruit and vegetables during Thailand's National Elephant Day in the ancient Thai capital Ayutthaya March 13, 2015. (Photo by Athit Perawongmetha/Reuters)

Mahouts pray while sitting on top of elephants during Thailand's National Elephant Day in the ancient Thai capital Ayutthaya March 13, 2015. (Photo by Athit Perawongmetha/Reuters)

Elephants enjoy a “buffet” of fruit and vegetables during Thailand's National Elephant Day in the ancient Thai capital Ayutthaya March 13, 2015. (Photo by Athit Perawongmetha/Reuters)

A woman feeds an elephant bananas during Thailand's National Elephant Day in the ancient Thai capital Ayutthaya March 13, 2015. (Photo by Athit Perawongmetha/Reuters)

A child feeds an elephant fruit during Thailand's National Elephant Day in the ancient Thai capital Ayutthaya March 13, 2015. (Photo by Athit Perawongmetha/Reuters)

Mahouts pray while sitting on top of elephants during Thailand's National Elephant Day in the ancient Thai capital Ayutthaya March 13, 2015. (Photo by Athit Perawongmetha/Reuters)

A policeman feeds an elephant fruit during Thailand's National Elephant Day in the ancient Thai capital Ayutthaya March 13, 2015. (Photo by Athit Perawongmetha/Reuters)

A Thai Buddhist monk blesses elephants on Thailand's National Elephant Day in the ancient Thai capital Ayutthaya March 13, 2015. (Photo by Athit Perawongmetha/Reuters)

Students feed an elephant fruit during Thailand's National Elephant Day in the ancient Thai capital Ayutthaya March 13, 2015. (Photo by Athit Perawongmetha/Reuters)