A pelican east a fish during feeding time in St James Park, London, Britain, May 15, 2017. REUTERS/Toby Melville 

A pelican east a fish during feeding time in St James Park, London, Britain, May 15, 2017. REUTERS/Toby Melville 

A sword swallower/performer who goes by the name of "Morgue" inserts a hook through his nose during the Venice Beach Freak Show final performance and rent rise protest party on Venice Beach, Los Angeles, California, U.S., April 30, 2017. REUTERS/Monica Almeida 

An 'Insect tsukemen' ramen noodle topped with fried worms and crickets is placed on a customer's table at 'Ramen Nagi' restaurant in Tokyo, Japan April 9, 2017. Picture taken on April 9, 2017. REUTERS/Kim Kyung-Hoon 

A customer eats an 'Insect tsukemen' ramen noodle topped with fried worms and crickets at 'Ramen Nagi' restaurant in Tokyo, Japan April 9, 2017. Picture taken on April 9, 2017. REUTERS/Kim Kyung-Hoon 

A man eats food from Iranian American volunteers who served food to homeless people on Skid Row to celebrate Nowruz, Iranian New Year, in Los Angeles, California, U.S., March 17, 2017. REUTERS/Lucy Nicholson 

Women from Somalia eat in the common area of floating hotel "Amanpuri", housing migrants whose asylum procedure has been declined in Groningen, Netherlands, February 10, 2017. Picture taken February 10, 2017. REUTERS/Francois Lenoir 

Sword swallower Fred "The Great Fredini" Kahl swallows a sword at Ripley's Believe It or Not! Times Square Odditorium to celebrate World Sword Swallower's Day in Manhattan, New York, U.S., February 25, 2017. REUTERS/Andrew Kelly 

Performer James "Gentleman Jim" Stilianos has a sword pulled from his mouth at Ripley's Believe It or Not! Times Square Odditorium during celebrations for World Sword Swallower's Day in Manhattan, New York, U.S., February 25, 2017. REUTERS/Andrew Kelly 

Sword swallower Fred "The Great Fredini" Kahl swallows a sword at Ripley's Believe It or Not! Times Square Odditorium to celebrate World Sword Swallower's Day in Manhattan, New York, U.S., February 25, 2017. REUTERS/Andrew Kelly 

Sword swallower Fred "The Great Fredini" Kahl swallows a sword at Ripley's Believe It or Not! Times Square Odditorium to celebrate World Sword Swallower's Day in Manhattan, New York, U.S., February 25, 2017. REUTERS/Andrew Kelly 

Performer James "Gentleman Jim" Stilianos displays a mousetrap attached to his tongue at Ripley's Believe It or Not! Times Square Odditorium during celebrations for World Sword Swallower's Day in Manhattan, New York, U.S., February 25, 2017. REUTERS/Andrew Kelly TPX IMAGES OF THE DAY 

Performer Albert Cadabra removes a nail hammered into his nose at Ripley's Believe It or Not! Times Square Odditorium during celebrations for World Sword Swallower's Day in Manhattan, New York, U.S., February 25, 2017. REUTERS/Andrew Kelly TPX IMAGES OF THE DAY 

Performer Albert Cadabra displays a nail hammered into his nose at Ripley's Believe It or Not! Times Square Odditorium during celebrations for World Sword Swallower's Day in Manhattan, New York, U.S., February 25, 2017. REUTERS/Andrew Kelly 

(L-R) Sword swallowers Fred Kahl, James Stilianos and Kyle Mertz swallow swords at Ripley's Believe It or Not! Times Square Odditorium to celebrate World Sword Swallower's Day in Manhattan, New York, U.S., February 25, 2017. REUTERS/Andrew Kelly 

A bird eats dead fish in the area where thousands of dead fish washed up on Abangaritos beach in Puntarenas, Costa Rica February 16, 2017. REUTERS/Juan Carlos Ulate 

U.S. President Barack Obama eats shave ice while talking with his daughter Malia in Kailua, Hawaii, U.S. December 24, 2016. REUTERS/Kevin Lamarque 

U.S. President Barack Obama eats shave ice while talking with his daughter Malia in Kailua, Hawaii, U.S. December 24, 2016. REUTERS/Kevin Lamarque 

A meerkat looks for a Christmas treat in its enclosure at London Zoo, in London, Britain December 15, 2016. REUTERS/Hannah McKay 

A meerkat eats a treat from a pinecone bauble off a Christmas tree in its enclosure at London Zoo, in London, Britain December 15, 2016. REUTERS/Hannah McKay 

Meerkats eat Christmas treats in their enclosure at London Zoo, in London, Britain December 15, 2016. REUTERS/Hannah McKay 

Football Soccer Britain - Burnley v AFC Bournemouth - Premier League - Turf Moor - 10/12/16 Burnley fans outside the ground before the match Action Images via Reuters / Jason Cairnduff Livepic EDITORIAL USE ONLY. No use with unauthorized audio, video, data, fixture lists, club/league logos or "live" services. Online in-match use limited to 45 images, no video emulation. No use in betting, games or single club/league/player publications. Please contact your account representative for further details. 

A woman eats her purchases in a window of a McDonald's restaurant in London, Britain December 9, 2016. REUTERS/Neil Hall 

A Syrian boy evacuated from eastern Aleppo, eats bread in government controlled Jibreen area in Aleppo, Syria November 30, 2016. REUTERS/Omar Sanadiki 

Syrians evacuated from eastern Aleppo, get food aid from the Syrian Red Crescent inside a shelter in government controlled Jibreen area in Aleppo, Syria November 30, 2016. REUTERS/Omar Sanadiki 

Walker a seven year old polar bear eats a melon as he emerges from the icy pond at the RZSS Highland Wildlife Park in Kincraig, Kingussie, Scotland, Britain November 30 2016. REUTERS/Russell Cheyne 

Britain's Prince Harry eats a coconut during an official visit in Soufriere, St. Lucia, November 25, 2016. REUTERS/Carlo Allegri 

A boy eats food left over by oil workers in front of oilfields burned by Islamic State fighters in Qayyara, south of Mosul, Iraq November 23, 2016. REUTERS/Goran Tomasevic 

A boy eats food left over by oil workers in front of oilfields burned by Islamic State fighters in Qayyara, south of Mosul, Iraq November 23, 2016. REUTERS/Goran Tomasevic 

Children, relatives of a member of Brazil's Movimento dos Sem-Teto (Roofless Movement), eat in a vacant apartment during the occupation of an empty building in downtown Sao Paulo, Brazil, November 8, 2016. REUTERS/Nacho Doce 

A yacare caiman eats beef offal in a pond at the San Jorge ranch in General Diaz, Paraguay, August 14, 2016. REUTERS/Jorge Adorno SEARCH "BOQUERON DROUGHT" FOR THIS STORY. SEARCH "WIDER IMAGE" FOR ALL STORIES.

A yacare caiman eats beef offal in a pond at the San Jorge ranch in General Diaz, Paraguay, August 14, 2016. REUTERS/Jorge Adorno SEARCH "BOQUERON DROUGHT" FOR THIS STORY. SEARCH "WIDER IMAGE" FOR ALL STORIES.

Displaced children who fled Islamic State militants from Mosul eat at Deepaka camp in the northwest of Erbil, during an operation to attack Islamic State militants in Mosul, Iraq, October 20, 2016. REUTERS/Alaa Al-Marjani 

A girl who recently fled the Islamic State's stronghold of Hawija waits outside a registration centre at Debaga camp, on the outskirts of Erbil, Iraq October 19, 2016. REUTERS/Zohra Bensemra 

A woman eats dinner at a shelter in the Lycee Philippe Guerrier after Hurricane Matthew in Les Cayes, Haiti, October 18, 2016. REUTERS/Andres Martinez Casares 

People eat dinner next to a fire after Hurricane Matthew in a street of Les Anglais, Haiti, October 12, 2016. REUTERS/Andres Martinez Casares TPX IMAGES OF THE DAY

A man eats dinner at his house after Hurricane Matthew in Les Anglais, Haiti, October 12, 2016. REUTERS/Andres Martinez Casares TPX IMAGES OF THE DAY

A man eats dinner at his house after Hurricane Matthew in Les Anglais, Haiti, October 12, 2016. REUTERS/Andres Martinez Casares 

People eat dinner next to a fire after Hurricane Matthew in a street of Les Anglais, Haiti, October 12, 2016. REUTERS/Andres Martinez Casares 

A customer Yuka Yamaura eats Mrs. Burger featuring U.S. presidential candidate Hillary Clinton at J.S. Burgers Cafe in Tokyo, Japan October 7, 2016. REUTERS/Megumi Lim 

A boy eats lunch as he sits on the floor at the shelter set up in the Lycee Philippe Guerrier ahead of Hurricane Matthew in Les Cayes, Haiti, October 3, 2016. REUTERS/Andres Martinez Casares 

Yuan Yunping wipes sweat from his face as he eats dinner, which his son cooked for him, in his room at the accommodation where some patients and their family members stay while seeking medical treatment in Beijing, China, January 13, 2016. Yuan, who suffers from melanoma, came from Hebei Province to seek specialist treatment in Beijing. REUTERS/Kim Kyung-Hoon SEARCH "HOSPITAL ACCOMMODATION" FOR THIS STORY. SEARCH "WIDER IMAGE" FOR ALL STORIES. 

Wang eats breakfast, which her husband Liu cooked, in her room at the accommodation where some patients and their family members stay while seeking medical treatment in Beijing, China, June 23, 2016. Wang, who suffers from cervical cancer, came from Inner Mongolia to seek treatment at a specialist hospital in Beijing. REUTERS/Kim Kyung-Hoon SEARCH "HOSPITAL ACCOMMODATION" FOR THIS STORY. SEARCH "WIDER IMAGE" FOR ALL STORIES. 

Britain's Catherine, Duchess of Cambridge, samples sushi during the Taste of British Columbia event at Mission Hill winery in Kelowna, British Columbia, Canada, September 27, 2016. REUTERS/Chris Wattie 

Britain's Prince William samples sushi during the Taste of British Columbia event at Mission Hill winery in Kelowna, British Columbia, Canada, September 27, 2016. REUTERS/Chris Wattie 

Britain's Catherine, Duchess of Cambridge, samples sushi during the Taste of British Columbia event at Mission Hill winery in Kelowna, British Columbia, Canada, September 27, 2016. REUTERS/Chris Wattie TPX IMAGES OF THE DAY

Britain's Prince William samples sushi during the Taste of British Columbia event at Mission Hill winery in Kelowna, British Columbia, Canada, September 27, 2016. REUTERS/Chris Wattie 

Competitive eater Holly Belk uses a fork to eat during a meatball eating contest in New York, U.S., September 14, 2016. REUTERS/Lucas Jackson

Children eat ice cream after a group prayer session for the Muslim holiday Eid al-Adha in the Brooklyn borough of New York City, U.S., September 12, 2016. REUTERS/Stephanie Keith 

Children eat ice cream after a group prayer session for the Muslim holiday Eid al-Adha in the Brooklyn borough of New York City, U.S., August 12, 2016. REUTERS/Stephanie Keith 

African migrants stranded in Costa Rica eat at a makeshift camp at the border between Costa Rica and Nicaragua, in Penas Blancas, Costa Rica, September 7, 2016. REUTERS/Juan Carlos Ulate. 

A child tries an ice cream in Abu Shock IDPs camp in Al Fashir, capital of North Darfur, Sudan, September 6, 2016. REUTERS/Mohamed Nureldin Abdallah 

A boy eats yogurt near a girl selling cigarettes in the rebel held al-Shaar neighborhood of Aleppo, Syria, August 30, 2016. REUTERS/Abdalrhman Ismail TPX IMAGES OF THE DAY

A boy eats yogurt near a girl selling cigarettes in the rebel held al-Shaar neighborhood of Aleppo, Syria, August 30, 2016. REUTERS/Abdalrhman Ismail

Iraqi security forces eat during their rest time in Qayyara, Iraq August 29, 2016. Picture taken August 29, 2016. REUTERS/Azad Lashkari 

Tourists visit the Swallow's Nest castle near the Black Sea resort of Yalta, Crimea, July 20, 2016. REUTERS/Maxim Zmeyev 

Tourists visit the Swallow's Nest castle near the Black Sea resort of Yalta, Crimea, July 20, 2016. REUTERS/Maxim Zmeyev 

Tourists visit the Swallow's Nest castle near the Black Sea resort of Yalta, Crimea, July 20, 2016. REUTERS/Maxim Zmeyev