Falconer Hendri Du Toit prepares a drone quadcopter with bird meat bait attached via a parachute on a string to train the birds to hunt, in the Dubai Desert Conservation Reserve, UAE May 9, 2016. REUTERS/Noah Browning 

A member of the Royal Shaheen Events staff wearing traditional Emirati dress holds a peregrine falcon, in Dubai Desert Conservation Reserve, UAE May 9, 2016. REUTERS/Noah Browning 

Falconer Hendri Du Toit gestures as he holds an eagle in Dubai Desert Conservation Reserve, UAE May 9, 2016. REUTERS/Noah Browning 

A young Kazakh hunter with his tamed golden eagle waits in a bus prior an annual hunting competition outside Almaty February 13, 2015. Picture taken February 13, 2015. REUTERS/Shamil Zhumatov (KAZAKHSTAN - Tags: SOCIETY ANIMALS TPX IMAGES OF THE DAY) 

Serbian falconer Hani Girgis releases his Harris Hawk during a practice session, near Belgrade's Nikola Tesla Airport January 15, 2015. Belgrade's airport maintenance services area decided to use falconers to scare away pigeons and other birds from aircraft hangar buildings, according to officials. REUTERS/Marko Djurica (SERBIA - Tags: ANIMALS SOCIETY TRANSPORT TPX IMAGES OF THE DAY) 

A falcon tries to catch a pigeon, symbolising the national soccer team of Germany in the Brazil 2014 World Cup, during a falconry session north of Tabuk July 10, 2014. The falcon was released and allowed to catch its prey, as part of an event to predict the winner of the World Cup final match between Germany and Argentina. REUTERS/Mohamed Alhwaity (SAUDI ARABIA - Tags: SPORT SOCCER WORLD CUP SOCIETY ANIMALS) 

A man receives a falcon which caught a pigeon, symbolising the national soccer team of Germany in the Brazil 2014 World Cup, during a falconry session north of Tabuk July 10, 2014. The falcon was released and allowed to catch its prey, as part of an event to predict the winner of the World Cup final match between Germany and Argentina. REUTERS/Mohamed Alhwaity (SAUDI ARABIA - Tags: SPORT SOCCER WORLD CUP SOCIETY ANIMALS) 

Qatari Falcon breeders inspect a falcon during the First Annual Souq Wajif Falcon Auction in Doha, Qatar October 31, 2013. More than 150 falcons from around the Gulf region, including Egypt and Iran, were auctioned during a two-day event that brought in breeders from all over the Gulf Cooperation Council countries. Picture taken October 31, 2013. REUTERS/Stephanie McGehee (QATAR - Tags: SOCIETY ANIMALS TRAVEL) 

Britain's Prince William takes part in a falconry display at the Anglesey Show, in Gwalchmai, North Wales August 14, 2013. REUTERS/Andrew Yates/Pool (BRITAIN - Tags: ANIMALS ENTERTAINMENT SOCIETY ROYALS) 

A participant looks on as prepares to help launch his falcon during the first day of the Abu Dhabi Falconry 400m competition in Al Wathba, Abu Dhabi, November 29, 2012. The competition, known as "Al Tilwah" requires the falcons to take off from a starting point and fly the distance of 400m to catch their prey, which is held by a participant guiding the falcon at the finish line by waving a rope with the prey, usually quail, at the end of it. The event runs until December 3. REUTERS/Jumana El Heloueh (UNITED ARAB EMIRATES - Tags: SOCIETY ANIMALS) 

A GPS tracking device is seen on a falcon during the first day of the Abu Dhabi Falconry 400m competition in Al Wathba, Abu Dhabi, November 29, 2012. The competition, known as "Al Tilwah" requires the falcons to take off from a starting point and fly the distance of 400m to catch their prey, which is held by a participant guiding the falcon at the finish line by waving a rope with the prey, usually quail, at the end of it. The event runs until December 3. REUTERS/Jumana El Heloueh (UNITED ARAB EMIRATES - Tags: SOCIETY ANIMALS) 

A falcon stands on its prey, tied at the end of a rope, after completing a race during the first day of the Abu Dhabi Falconry 400m competitions in Al Wathba, Abu Dhabi, November 29, 2012. The competition, known as "Al Tilwah", requires the falcons to take off from a starting point and fly the distance of 400m to catch their prey, held by a participant guiding the falcon at the finish line by waving a rope with the prey, usually quail, at the end of it. The event runs until December 3. REUTERS/Jumana El Heloueh (UNITED ARAB EMIRATES - Tags: SOCIETY ANIMALS) 

Participants fasten a hood over the eyes of a falcon after it raced during the first day of the Abu Dhabi Falconry 400m competitions in Al Wathba, Abu Dhabi, November 29, 2012. The competition, known as "Al Tilwah" requires the falcons to take off from a starting point and fly the distance of 400m to catch their prey, held by a participant guiding the falcon at the finish line by waving a rope with the prey, usually quail, at the end of it. The event runs until December 3. REUTERS/Jumana El Heloueh (UNITED ARAB EMIRATES - Tags: SOCIETY ANIMALS) 

A hunting falcon feeds during training in the desert near Tabuk, 1500 km (932 miles) from Riyadh February 26, 2012. REUTERS/Mohamed Alhwaity (SAUDI ARABIA - Tags: ANIMALS SOCIETY) 

A falcon flies from the glove of its Saudi trainer during a hunting trip in the desert near Tabuk, 1,500 km (932 miles) from Riyadh February 26, 2012. REUTERS/Mohamed Alhwaity (SAUDI ARABIA - Tags: POLITICS) 

A tame golden eagle catches a rabbit during an annual hunting competition outside Almaty December 10, 2011. REUTERS/Shamil Zhumatov (KAZAKHSTAN - Tags: ANIMALS SOCIETY) 

A tame golden eagle lands on a hunter during an annual hunting competition outside Almaty December 10, 2011. REUTERS/Shamil Zhumatov (KAZAKHSTAN - Tags: ANIMALS SOCIETY TPX IMAGES OF THE DAY) 

A hunter releases his tame golden eagle during an annual hunting competition outside Almaty December 9, 2011. REUTERS/Shamil Zhumatov (KAZAKHSTAN - Tags: ANIMALS SOCIETY) 

A hunter with his tame golden eagle sits on a stage during an annual hunting competition outside Almaty December 9, 2011. REUTERS/Shamil Zhumatov (KAZAKHSTAN - Tags: ANIMALS SOCIETY) 

A hunter releases his tamed golden eagle during an annual hunting competition outside Almaty December 9, 2011. REUTERS/Shamil Zhumatov (KAZAKHSTAN - Tags: ANIMALS SOCIETY) 

Kirgiz falconers hold their saker falcons at a falcon domestication base in Akqi county of Kizilsu Kirgiz Autonomous Prefecture, in Xinjiang Uygur Autonomous Region September 22, 2011. The falcons are domesticated for hunting. Picture taken September 22, 2011. REUTERS/Kevin Zhao (CHINA - Tags: SOCIETY TRAVEL ANIMALS TPX IMAGES OF THE DAY) 

Speedy, a Gyr-Merlin falcon, is seen in a Royal Shaheen enclosure on an island off the coast of Abu Dhabi May 8, 2011. The Royal Shaheen is a company that takes in falcons, which have been born in captivity, when they are at least six months old and trains them to hunt, enabling them to be used for pest control purposes in areas with increasing numbers of crows and pigeons. Picture taken May 8, 2011. REUTERS/Jumana El-Heloueh (UNITED ARAB EMIRATES - Tags: ENVIRONMENT ANIMALS) 

A golden eagle casts a shadow on a wall during an annual traditional hunting competition near the village of Uzynagash outside Almaty, February 12, 2011. Kazakhstan's national sport of Sayat - or hunting with birds of prey - is popular in the Central Asian state. Hunters all over the country arrived for the annual competition. REUTERS/Shamil Zhumatov (KAZAKHSTAN - Tags: ANIMALS SOCIETY ENVIRONMENT) 

A hunter attempts to control his golden eagle while standing in front of a yurt, a traditional nomad felt tent, before an annual traditional hunting competition near the village of Uzynagash outside Almaty, February 12, 2011. Kazakhstan's national sport of Sayat - or hunting with birds of prey - is popular in the Central Asian state. Hunters all over the country arrived for the annual competition. REUTERS/Shamil Zhumatov (KAZAKHSTAN - Tags: ANIMALS SOCIETY ENVIRONMENT) 

A hawk chases a rabbit during an annual traditional hunting competition near the village of Uzynagash outside Almaty, February 12, 2011. Kazakhstan's national sport of Sayat - or hunting with birds of prey - is popular in the Central Asian state. Hunters all over the country arrived for the annual competition. REUTERS/Shamil Zhumatov (KAZAKHSTAN - Tags: ANIMALS SOCIETY ENVIRONMENT IMAGES OF THE DAY) 

A hawk attacks a rabbit during an annual traditional hunting competition near the village of Uzynagash outside Almaty, February 12, 2011. Kazakhstan's national sport of Sayat - or hunting with birds of prey - is popular in the Central Asian state. Hunters all over the country arrived for the annual competition. REUTERS/Shamil Zhumatov (KAZAKHSTAN - Tags: ANIMALS SOCIETY ENVIRONMENT IMAGES OF THE DAY) 

A hunter holds a fox, caught by a golden eagle, during an annual traditional hunting competition near the village of Uzynagash outside Almaty, February 12, 2011. Kazakhstan's national sport of Sayat - or hunting with birds of prey - is popular in the Central Asian state. Hunters all over the country arrived for the annual competition. REUTERS/Shamil Zhumatov (KAZAKHSTAN - Tags: ANIMALS SOCIETY ENVIRONMENT) 

A hawk chases a pigeon during a falconry demonstration held by the Suwa falconry preservation as part of New Year celebrations in Tokyo, January 2, 2011. Falconry in Japan is steeped in about 1,600 years of history. The art of hawk hunting has been preserved by the imperial family, according to the Suwa falconry preservation society. REUTERS/Kim Kyung-Hoon (JAPAN - Tags: ANIMALS SOCIETY IMAGES OF THE DAY) 

A hunter looks at his golden eagle during an annual hunting competition in Chengelsy Gorge, some 150 km (93 miles) east of Almaty, December 4, 2010. REUTERS/Shamil Zhumatov (KAZAKHSTAN - Tags: ANIMALS SOCIETY) 

A hunter releases his golden eagle during an annual hunting competition in Chengelsy Gorge, some 150 km (93 miles) east of Almaty, December 4, 2010. REUTERS/Shamil Zhumatov (KAZAKHSTAN - Tags: ANIMALS SOCIETY) 

A member of a falconry group waits to attend an exhibition as Norway's King Harald V visits the village of Svaty Anton October 28, 2010. King Harald V and Queen Sonja are in Slovakia on a four-day official visit. REUTERS/Radovan Stoklasa (SLOVAKIA - Tags: ANIMALS SOCIETY) 

Norway's King Harald V holds a Bald Eagle while attending a falconry exhibition during his visit to the village of Svaty Anton October 28, 2010. King Harald V and Queen Sonja are in Slovakia on a four-day official visit. REUTERS/Radovan Stoklasa (SLOVAKIA - Tags: POLITICS ROYALS ANIMALS) 

A Bedouin practices falconry using bait attached to a falcon to catch other free falcons during the hunting season in central Sinai October 25, 2010. Reuters/Asmaa Waguih (EGYPT - Tags: ANIMALS SOCIETY) 

A Bedouin practices falconry using bait attached to a falcon to catch other free falcons during the hunting season in central Sinai October 25, 2010. REUTERS/Asmaa Waguih (EGYPT - Tags: ANIMALS SOCIETY) 

An owl eats dead poultry during a falconer's show at a medieval festival in Berlin, April 17, 2010. The festival called Arena Temporis runs until tomorrow in the German capital. REUTERS/Tobias Schwarz (GERMANY - Tags: SOCIETY ANIMALS IMAGES OF THE DAY) 

A falcon flies towards a falconer's hand during the Qatar International Falcon and Hunting festival in Dakhira, north of Doha February 6, 2010. REUTERS/Fadi Al-Assaad (QATAR - Tags: ANIMALS SOCIETY) 

A hunter holds his hawk during an annual hunting competition in Chengelsy Gorge, some 150 km (93 miles) east of Almaty, December 5, 2009. When it snows on the steppes of eastern Kazakhstan, hunters saddle up and gallop off with eagles on their arms in search of prey. Many in Kazakhstan see eagle hunting as a symbol of their nation's nomadic past and a throwback to an oft-romanticised era before these steppes turned into a geopolitical battleground between competing regional powers Russia and China. Picture taken December 5. To match FEATURE KAZAKHSTAN-EAGLES/ REUTERS/Shamil Zhumatov (KAZAKHSTAN ANIMALS SOCIETY IMAGES OF THE DAY) 

A hunter releases her golden eagle during an annual hunting competition in Chengelsy Gorge, some 150 km (93 miles) east of Almaty, December 5, 2009. When it snows on the steppes of eastern Kazakhstan, hunters saddle up and gallop off with eagles on their arms in search of prey. Many in Kazakhstan see eagle hunting as a symbol of their nation's nomadic past and a throwback to an oft-romanticised era before these steppes turned into a geopolitical battleground between competing regional powers Russia and China. Picture taken December 5. To match FEATURE KAZAKHSTAN-EAGLES/ REUTERS/Shamil Zhumatov (KAZAKHSTAN ENVIRONMENT ANIMALS SOCIETY) 

Golden eagles are seen in this combination picture taken during an annual hunting competition in Chengelsy Gorge, some 150 km (93 miles) east of Almaty, December 5, 2009. When it snows on the steppes of eastern Kazakhstan, hunters saddle up and gallop off with eagles on their arms in search of prey. Many in Kazakhstan see eagle hunting as a symbol of their nation's nomadic past and a throwback to an oft-romanticised era before these steppes turned into a geopolitical battleground between competing regional powers Russia and China. Picture taken December 5. To match FEATURE KAZAKHSTAN-EAGLES/ REUTERS/Shamil Zhumatov (KAZAKHSTAN ANIMALS) 

A hunting hawk catches a rabbit during an annual hunting competition in Chengelsy Gorge, some 150 km (93 miles) east of Almaty, December 5, 2009. When it snows on the steppes of eastern Kazakhstan, hunters saddle up and gallop off with eagles on their arms in search of prey. Many in Kazakhstan see eagle hunting as a symbol of their nation's nomadic past and a throwback to an oft-romanticised era before these steppes turned into a geopolitical battleground between competing regional powers Russia and China. Picture taken December 5. To match FEATURE KAZAKHSTAN-EAGLES/ REUTERS/Shamil Zhumatov (KAZAKHSTAN ANIMALS ENVIRONMENT SOCIETY) 

A hunter holds his hawk during an annual hunting competition in Chengelsy Gorge, some 150 km (93 miles) east of Almaty, December 5, 2009. When it snows on the steppes of eastern Kazakhstan, hunters saddle up and gallop off with eagles on their arms in search of prey. Many in Kazakhstan see eagle hunting as a symbol of their nation's nomadic past and a throwback to an oft-romanticised era before these steppes turned into a geopolitical battleground between competing regional powers Russia and China. Picture taken December 5. To match FEATURE KAZAKHSTAN-EAGLES/ REUTERS/Shamil Zhumatov (KAZAKHSTAN ANIMALS SOCIETY) 

A participant rides with his eagle during an annual hunting competition in Chengelsy Gorge, some 150 km (93 miles) east of Almaty, December 5, 2009. When it snows on the steppes of eastern Kazakhstan, hunters saddle up and gallop off with eagles on their arms in search of prey. Many in Kazakhstan see eagle hunting as a symbol of their nation's nomadic past and a throwback to an oft-romanticised era before these steppes turned into a geopolitical battleground between competing regional powers Russia and China. Picture taken December 5. To match FEATURE KAZAKHSTAN-EAGLES/ REUTERS/Shamil Zhumatov (KAZAKHSTAN ANIMALS SOCIETY) 

A scientist holds a gyrfalcon, which rose in captivity, in the Russian Falcon centre at the Research Institute for Nature protection in Moscow, November 18, 2009. Fourteen rare Gyrfalcons were seized by the Moscow customs at Domodedovo airport on Wednesday and submitted for quarantine and rehabilitation to the Russian Falcon centre. Two Syrian citizens were trying to smuggle them to Doha in Qatar, customs officials reported. REUTERS/Denis Sinyakov (RUSSIA ANIMALS CRIME LAW) 

A scientist holds a gyrfalcon, which rose in captivity, in the Russian Falcon centre at the Research Institute for Nature protection in Moscow, November 18, 2009. Fourteen rare Gyrfalcons were seized by the Moscow customs at Domodedovo airport on Wednesday and submitted for quarantine and rehabilitation to the Russian Falcon centre. Two Syrian citizens were trying to smuggle them to Doha in Qatar, customs officials reported. REUTERS/Denis Sinyakov (RUSSIA ANIMALS CRIME LAW) 

A trader displays a falcon in a Riyadh market November 5, 2009. These birds of prey will change hands for anywhere between hundreds to millions of riyals (100 riyals = $26). REUTERS/Fahad Shadeed (SAUDI ARABIA SOCIETY ANIMALS) 

A man walks with his hunting falcon in a desert near Abu Simbel, some 1,300 km south of Cairo, February 18, 2009. REUTERS/Goran Tomasevic (EGYPT) 

A man looks on as his hunting falcon eats a pigeon in a desert near Abu Simbel, some 1300 km south of Cairo, February 18, 2009. REUTERS/Goran Tomasevic (EGYPT) 

A golden eagle tries to catch a hare during a Kazakh hunters festival in Ak Bulak some 35 km (22 miles) east of Almaty February 15, 2009. Hunting with birds, such as golden eagles and hawks, is very popular in Kazakhstan and has become a national sport in the Central Asian state. REUTERS/Shamil Zhumatov (KAZAKHSTAN) 

A Kazakh hunter releases a golden eagle during a hunters' festival in Ak Bulak some 35 km (22 miles) east of Almaty February 15, 2009. Hunting with birds, such as golden eagles and hawks, is very popular in Kazakhstan and has become a national sport in the Central Asian state. REUTERS/Shamil Zhumatov (KAZAKHSTAN) 

An owl flies off the arm of a falconer during a falconry demonstration in Tokyo January 2, 2009. The display of Japan's traditional falconry was held on Friday as a part of new year celebrations. REUTERS/Kim Kyung-Hoon (JAPAN) 

A hawk wears a blinder during a falconry demonstration in Tokyo January 2, 2009. The display of Japan's traditional falconry was held on Friday as a part of New Year celebrations. REUTERS/Kim Kyung-Hoon (JAPAN) 

U.S. President George W. Bush is shown a falcon owned by Abu Dhabi Crown Prince Sheikh Mohammed Bin Zayed Al Nahyan (R) in the desert near Sowaihan in the United Arab Emirates January 13, 2008. Bush was the guest of honor for dinner at a desert encampment at the Crown Prince's weekend getaway. REUTERS/Kevin Lamarque (UNITED ARAB EMIRATES) 

U.S. President George W. Bush is shown a falcon owned by Abu Dhabi's Crown Prince Sheikh Mohammed Bin Zayed Al Nahyan in the desert near Sowaihan January 13, 2008. Bush was the guest of honor for dinner at a desert emcampment at the Crown Prince's weekend getaway. REUTES/Kevin Lamarque (UNITED ARAB EMIRATES) 

Falcons perch on posts as Bedouin hunters walks pass during a hunt in a desert south of Samawa, 270 km (160 miles) south of Baghdad November 30, 2007. Picture taken November 30, 2007. REUTERS/Mohammed Ameen (IRAQ) 

A falcon perches on a Bedouin hunter's arm during a hunt in a desert south of Samawa, 270 km (160 miles) south of Baghdad November 30, 2007. Picture taken November 30, 2007. REUTERS/Mohammed Ameen (IRAQ) 

A falcon perches on a Bedouin hunter's arm during a hunt in a desert south of Samawa, 270 km (160 miles) south of Baghdad November 30, 2007. Picture taken November 30, 2007. REUTERS/Mohammed Ameen (IRAQ) 

A falcon flies after being released to freedom near the village of Kazachii, some 70 km (43.5 miles) from Barnaul in the Altai region of southern Siberia November 12, 2007. A few weeks ago, this saker falcon - one of an endangered species - was being smuggled out of Russia, stuffed inside a tiny bag with its wings bound, and heading for the Middle East where each specimen can fetch thousands of dollars. Picture taken November 12, 2007. REUTERS/Andrei Kasprishin (RUSSIA) 

A youth looks at his fledgling falcon as the raptor sits on his knee outside the town of Cizre in the southeastern Turkish province of Sirnak October 18, 2007. REUTERS/Fatih Saribas (TURKEY)