Birds are seen in a cage for sale in front of the Royal Palace in central Phnom Penh, Cambodia April 24, 2018. REUTERS/Samrang Pring 

PETA (People for the Ethical Treatment of Animals) activists protest in front of Brandenburg Gate prior to the opening of the Berlin Fashion Week Autumn/Winter 2016 in Berlin, Germany, January 19, 2016. REUTERS/Fabrizio Bensch 

Animal rights activists hold placards as they chant slogans during a demonstration in front of Kenya's Supreme Court in Nairobi, August 24, 2015. Kenyan activists gathered to protest in opposition to a ruling made by a Kenyan court in Mombasa on August 21, 2015, which granted a Kes10 million bond to suspected Kenyan ring-leader of an ivory smuggling gang Feisal Ali Mohamed, also one of the nine most wanted environmental crime fugitives worldwide listed by Interpol. Feisal was arrested with 4 others for being in possession of 2,152 kg of ivory in Mombasa. REUTERS/Thomas Mukoya 

Animal rights activists hold the Kenyan flag and placards as they chant slogans during a demonstration in front of Kenya's Supreme Court in Nairobi, August 24, 2015. Kenyan activists gathered to protest in opposition to a ruling made by a Kenyan court in Mombasa on August 21, 2015, which granted a Kes10 million bond to suspected Kenyan ring-leader of an ivory smuggling gang Feisal Ali Mohamed, also one of the nine most wanted environmental crime fugitives worldwide listed by Interpol. Feisal was arrested with 4 others for being in possession of 2,152 kg of ivory in Mombasa. REUTERS/Thomas Mukoya 

Animal activists hold placards as they chant slogans during a demonstration in front of Kenya's Supreme Court in Nairobi, August 24, 2015. Kenyan activists gathered to protest in opposition to a ruling made by a Kenyan court in Mombasa on August 21, 2015, which granted a Kes10 million bond to suspected Kenyan ring-leader of an ivory smuggling gang Feisal Ali Mohamed, also one of the nine most wanted environmental crime fugitives worldwide listed by Interpol. Feisal was arrested with 4 others for being in possession of 2,152 kg of ivory in Mombasa. REUTERS/Thomas Mukoya 

Animal activists hold placards as they chant slogans during a demonstration in front of Kenya's Supreme Court in Nairobi, August 24, 2015. Kenyan activists gathered to protest in opposition to a ruling made by a Kenyan court in Mombasa on August 21, 2015, which granted a Kes10 million bond to suspected Kenyan ring-leader of an ivory smuggling gang Feisal Ali Mohamed, also one of the nine most wanted environmental crime fugitives worldwide listed by Interpol. Feisal was arrested with 4 others for being in possession of 2,152 kg of ivory in Mombasa. REUTERS/Thomas Mukoya 

A woman stands with her dogs in front of the "Heroes monument" during the "VIII Carrera de los Heroes" in Bogota April 19, 2015. More than 7,000 people participated in the event, in tribute to soldiers who died or were wounded in combat against the Revolutionary Armed Forces of Colombia (FARC) and the National Liberation Army (ELN). REUTERS/John Vizcaino 

An anti-bullfighting protester wearing skull make-up and a traditional red scarf takes part in a demonstration in front of Pamplona town hall July 5, 2014. The annual San Fermin festival, famous for the running of the bulls event, starts on Sunday with the Chupinazo and finishes with the Pobre De Mi (Poor Me) ceremony at midnight on July 14. REUTERS/Vincent West (SPAIN - Tags: CIVIL UNREST SOCIETY ANIMALS) 

Crosses, placed by Igualdad Animal (Animal Equality) activists, depict a cemetery as a protest against the use of animals in experiments, in front of Barcelona's cathedral April 24, 2014. REUTERS/Albert Gea (SPAIN - Tags: CIVIL UNREST ANIMALS) 

Activists calling for animal rights hold placards as they stand in front of meat displayed in refrigerators, which the protesters covered in mock blood, at a supermarket in Tel Aviv November 7, 2013. The activists are from an Israeli animal rights movement called 269Life. Last year some of the movement's members publicly branded themselves with the number 269 in solidarity with a calf from an Israeli dairy farm who has been branded with the same numbers. The placards read, "Take responsibility!" REUTERS/Nir Elias (ISRAEL - Tags: ANIMALS BUSINESS CIVIL UNREST FOOD) 

A cow stands in a snow covered field near Murnau October 11, 2013, after heavy snow fall in southern Germany. REUTERS/Michaela Rehle (GERMANY - Tags: ENVIRONMENT ANIMALS TPX IMAGES OF THE DAY) 

Animal rights activists with a dog attend a rally to defend the rights of stray animals in front of the Interior Ministry in Kiev, September 17, 2013. A rally was held to protest against the brutal killing of stray animals and what activists say is police inaction in Ukraine. The placard reads, "Inaction is tantamount to complicity in the murder". REUTERS/Gleb Garanich (UKRAINE - Tags: CIVIL UNREST ANIMALS SOCIETY) 

Government soldiers of Task Force Zamboanga feed pigeons with bread crumbs near a military command post during a lull in fighting with Muslim rebels of Moro National Liberation Front (MNLF), in Zamboanga city in southern Philippines September 16, 2013. REUTERS/Erik De Castro (PHILIPPINES - Tags: CIVIL UNREST CONFLICT POLITICS MILITARY ANIMALS) 

Government soldiers of Task Force Zamboanga (TFZ) feed pigeons with bread crumbs near a military command post during a lull in fighting with Muslim rebels of Moro National Liberation Front (MNLF), in Zamboanga city in southern Philippines September 16, 2013. REUTERS/Erik De Castro (PHILIPPINES - Tags: CIVIL UNREST CONFLICT POLITICS MILITARY ANIMALS) 

A resident carries his roosters after people were forced to evacuate their village due to fighting between government soldiers and Muslim rebels from the Moro National Liberation Front (MNLF) in Zamboanga city in southern Philippines September 13, 2013. Local government officials said evacuees have reached to about 20,000 people, as a government stand-off with the MNLF seeking an independent state has reached on the fifth day. REUTERS/Erik De Castro (PHILIPPINES - Tags: CIVIL UNREST CONFLICT POLITICS SOCIETY) 

Dead bees are displayed during a demonstration of Bulgarian beekeepers in front of the government building in central Sofia April 22, 2013. Beekeepers held a protest demanding the suspension of the usage of neonicotinoid pesticides linked to the death of bees worldwide. REUTERS/Stoyan Nenov (BULGARIA - Tags: CIVIL UNREST POLITICS ENVIRONMENT ANIMALS AGRICULTURE) 

"Animal Equality" (or Igualdad Animal in Spanish) activists protest at Sant Jaume Square, in front of Palau de la Generalitat, in central Barcelona January 19, 2012. REUTERS/Gustau Nacarino (SPAIN - Tags: SOCIETY ANIMALS CIVIL UNREST) 

An animal rights activist wears a chicken costume during a protest against kosher and halal practices of butchering animals in front o the Chancellery in Berlin, January 5, 2012. REUTERS/Thomas Peter (GERMANY - Tags: CIVIL UNREST ANIMALS) 

A dog sleeps next to a campaign poster of presidential candidate of the ruling Sandinista National Liberation Front (FSLN), and Nicaragua's President Daniel Ortega in Managua October 18, 2011. Ortega is the favourite candidate to win the presidential elections on November 6, according to a survey published on Tuesday. REUTERS/Oswaldo Rivas (NICARAGUA - Tags: ELECTIONS POLITICS ANIMALS) 

Animal rights advocates wearing dolphin hats display placards during a protest in front of the Japanese embassy in Manila September 1, 2011. The activists are protesting the hunting of dolphins and whales in a small fishing village in Taiji, Japan every September, according to their press statement. REUTERS/Romeo Ranoco (PHILIPPINES - Tags: POLITICS CIVIL UNREST ANIMALS) 

Moro Islamic Liberation Front (MILF) rogue commander Ustadz Ameril Umbra Kato rides a horse as he arrives with his followers before the start of a clandestine news conference in their camp in Maguindanao province, southern Philippines August 28, 2011. Kato broke away late last year to continue fighting for an independent Islamic state in the south of the mostly Roman Catholic country, but the MILF had maintained it was an internal matter and they could bring him back into the fold. Picture taken August 28, 2011. REUTERS/Joe Penney (PHILIPPINES - Tags: CRIME LAW CIVIL UNREST POLITICS RELIGION) 

A dog is seen during a protest by animal rights activists against the euthanasia of stray dogs in front of Romania's Parliament in Bucharest March 29, 2011. REUTERS/Bogdan Cristel (ROMANIA - Tags: ANIMALS CIVIL UNREST SOCIETY) 

A woman attends a protest by animal rights activists against the euthanasia of stray dogs in front of Romania's Parliament in Bucharest March 7, 2011. REUTERS/Bogdan Cristel (ROMANIA - Tags: SOCIETY ANIMALS CIVIL UNREST) 

Demonstrators from animal rights society AnimaNaturalis, march during a protest against the wearing and production of coats made from animal fur in front of a shopping center in Mexico City November 28, 2010. The placard (L) reads: "Need - My Fur". REUTERS/Henry Romero (MEXICO - Tags: CIVIL UNREST ANIMALS FASHION) 

An activist of the PETA animal rights group is covered in artificial blood as he poses in a giant shoe box during a protest in front of a shoe retailer in Berlin, October 14, 2010. The action was aimed against what the group called animal rights abuses in the fabrication of leather products. The label on the box reads: "Genuine Leather". REUTERS/Thomas Peter (GERMANY - Tags: ANIMALS CIVIL UNREST) 

Members of activist group People for the Ethical Treatment of Animals (PETA) dressed in animal costumes and as Lady Justice, demonstrate in front of the Brandenburg Gate in Berlin September 28, 2010, against the lack of laws in Germany to protect pets from serious abuse. Placards read 'sexual abuse' and 'solitary confinement'. REUTERS/Yiorgos Karahalis (GERMANY - Tags: CIVIL UNREST) 

EDITORIAL USE ONLY - NO COMMERCIAL OR BOOK SALES. A Greek truck driver sits in the middle of a main Athens road during a protest in front of the parliament in central Athens September 22, 2010. Over two thousand truck drivers marched through central Athens to protest against the government's plans to liberalize their sector.
REUTERS/Yannis Behrakis (GREECE - Tags: CIVIL UNREST EMPLOYMENT BUSINESS POLITICS) 

Ashley Fruno and Jason Baker, members of People for the Ethical Treatment of Animals (PETA), protest inside a coop in front of a KFC restaurant in Damascus July 22, 2010. Pedestrians at the busy Damascus thoroughfare were stunned on Thursday when the two Westerners appeared in front of the fast food restaurant to protest the U.S. chain's treatment of chickens, before they were swiftly rounded up and deported. REUTERS/Khaled al-Hariri (SYRIA - Tags: CIVIL UNREST SOCIETY FOOD ANIMALS) 

An animal rights activist takes part in a protest against whale hunting in front of Mexico's environment ministry office (Semarnat) in Mexico City June 24, 2010. The sign reads, "No to the hunting of whales". REUTERS/Daniel Aguilar (MEXICO - Tags: ENVIRONMENT SOCIETY CIVIL UNREST) 

Animal rights activists protest against Canada's seal hunt in front of the Canadian embassy in Madrid April 8, 2010. The placards read, "Boycott Canada" (L) and "Mercilessly Massacred" (R). REUTERS/Andrea Comas (SPAIN - Tags: CIVIL UNREST ENVIRONMENT ANIMALS) 

The hand of an activist from AnimaNaturalis is pictured during a protest in front of the Commercial Office of Canada at Catalunya Square in central Barcelona March 15, 2010. The AnimaNaturalis, a non-profit organisation, are protesting against Canada's traditional seal hunt that takes place annually. REUTERS/Albert Gea (SPAIN - Tags: CIVIL UNREST ANIMALS IMAGES OF THE DAY) 

Activists from AnimaNaturalis stage a protest in front of the Commercial Office of Canada at Catalunya Square in central Barcelona March 15, 2010. The AnimaNaturalis, a non-profit organisation, are protesting against Canada's traditional seal hunt that takes place annually. REUTERS/Albert Gea (SPAIN - Tags: CIVIL UNREST ANIMALS) 

People For The Ethical Treatment Of Animals (PETA) Russian activists protest in front of the Canadian embassy in Moscow March 15, 2010. The girls, dressed in bikinis, protested against the hunting of seals in Canada and demanded for a ban on the import of seal fur into Russia. REUTERS/Denis Sinyakov (RUSSIA - Tags: POLITICS ANIMALS CIVIL UNREST FOOD) 

Rob Hennes (L) and Stacie Hottensen (R) picket in front of the South Point hotel-casino during a PETA (People for the Ethical Treatment of Animals) protest before the "Toros Las Vegas 2009", a bloodless bullfighting exhibition, in Las Vegas, Nevada September 14, 2009. REUTERS/Las Vegas Sun/Steve Marcus (UNITED STATES ANIMALS CONFLICT SOCIETY) 

Alex Zepeda (L) and Kathy McCarthy picket in front of the South Point hotel-casino during a PETA (People for the Ethical Treatment of Animals) protest at the "Toros Las Vegas 2009", a bloodless bullfighting exhibition, in Las Vegas, Nevada September 14, 2009. REUTERS/Las Vegas Sun/Steve Marcus (UNITED STATES ANIMALS SOCIETY CONFLICT) 

Oromo Liberation Front (OLF) rebels from the front-line slaughter a camel at their training camp in southern Ethiopia, near the border town of Moyale, July 18, 2009. The group consists of armed rebels fighting for greater autonomy in ethnically Oromo parts of the vast Horn of Africa nation. Picture taken July 18, 2009. REUTERS/Yaska (ETHIOPIA CONFLICT POLITICS ANIMALS) BEST QUALITY AVAILABLE 

A child clings to her mother near their ducks inside a temporary shelter at an evacuation camp in southern Philippines' Maguindanao province July 3, 2009. Fighting has escalated in the oil and gas-rich marshlands in Mindanao in the last two months, forcing nearly 350,000 people to flee from their homes and farms and pushing back peace talks with Moro Islamic Liberation Front (MILF) stalled since August 2008. REUTERS/Erik de Castro (PHILIPPINES SOCIETY POLITICS ANIMALS) 

Members of Anima Naturalis, daubed with red paint, protest against the Canadian seal hunt, in front of the Canadian consulate, in Barcelona, April 23, 2009. Placard reads "Stop the seal hunt, Shame" REUTERS/Gustau Nacarino (SPAIN CONFLICT) 

Animal rights campaigners protest in front of Ukraine's football federation where UEFA President Michel Platini meets the President of the Ukrainian Soccer Federation Hryhory Surkis in Kiev April 15, 2009. Animal rights campaigners are protesting against plans to terminate a sterilisation program for stray dogs and re-introduce the practice of putting them to death as a part of efforts to prepare the city for the EURO 2012 championship. REUTERS/Konstantin Chernichkin (UKRAINE SPORT SOCCER ANIMALS CONFLICT) 

Animal rights campaigners protest in front of Kiev's city council office, against plans to terminate a sterilisation program for stray dogs and re-introduce the practice of putting them to death, in Kiev April 14, 2009. REUTERS/Konstantin Chernichkin (UKRAINE ANIMALS CONFLICT) 

Animal rights activists protest against Canada's seal hunt in front of the Canadian embassy in Madrid March 26, 2009. The banner reads "Canada: the world is watching you. Stop the killing of seals". REUTERS/Andrea Comas (SPAIN CONFLICT ENVIRONMENT ANIMALS) 

Activists from animal rights group AnimaNaturalis protest against the sale of pets inside a cage in front of a shopping mall in Mexico City January 3, 2009. The poster reads "Don't buy animals. Adopt!". REUTERS/Henry Romero (MEXICO) 

Activists from animal rights group AnimaNaturalis protest against the sale of pets inside a cage in front of a shopping mall in Mexico City January 3, 2009. The poster reads "Don't buy animals. Adopt!". REUTERS/Henry Romero (MEXICO) 

Animal rights activists take part in a protest against bullfighting in front of the European Parliament in Brussels October 9, 2008. Activists said European Union support bullfights. REUTERS/Yves Herman (BELGIUM) 

An animal rights activist takes part in a protest against bullfighting in front of the European Parliament in Brussels October 9, 2008. Activists said European Union support bullfights. REUTERS/Yves Herman (BELGIUM) 

A member of PETA holds up a modified picture of Italian designer Giorgio Armani in front of the Armani store in downtown Milan October 7, 2008. Peta activists protested against Armani's new fall collections. REUTERS/Stefano Rellandini (ITALY) 

Protestors from PETA (People for the Ethical Treatment of Animals) participate in a rally to demonstrate against the fashion industry's use of fur in front of the tents holding New York Fashion Week September 7, 2008. REUTERS/Keith Bedford (UNITED STATES) 

An activist protests against the annual slaughter of dolphins in the Japanese whaling town of Taiji, in front of the Japanese consulate in Barcelona, September 3, 2008. The placards reads: "No to the slaughter of dolphins!". REUTERS/Albert Gea (SPAIN) 

Boys wearing traditional cavalry costumes shout slogans while riding on horses during an anti-Japan rally in front of the Japanese embassy in Seoul August 14, 2008, ahead of National Liberation Day on August 15, which commemorates Korea's liberation from Japanese colonial rule. The protest was held to denounce Japan's sovereignty claim over the islands known as Dokdo in Korean and Takeshima in Japanese. REUTERS/Jo Yong-Hak (SOUTH KOREA) 

Boys wearing traditional cavalry costumes shout slogans while riding on horses during an anti-Japan rally in front of the Japanese embassy in Seoul August 14, 2008, ahead of National Liberation Day on August 15, which commemorates Korea's liberation from Japanese colonial rule. The protest was held to denounce Japan's sovereignty claim over the islands known as Dokdo in Korean and Takeshima in Japanese. REUTERS/Jo Yong-Hak (SOUTH KOREA) 

A boy wearing traditional cavalry costume shoots an arrow while riding on horses during an anti-Japan rally in front of the Japanese embassy in Seoul August 14, 2008, ahead of National Liberation Day on August 15, which commemorates Korea's liberation from Japanese colonial rule. The protest was held to denounce Japan's sovereignty claim over the islands known as Dokdo in Korean and Takeshima in Japanese. REUTERS/Jo Yong-Hak (SOUTH KOREA) 

Boys wearing traditional cavalry costumes shout slogans while riding on horses during an anti-Japan rally in front of the Japanese embassy in Seoul August 14, 2008, ahead of National Liberation Day on August 15, which commemorates Korea's liberation from Japanese colonial rule. The protest was held to denounce Japan's sovereignty claim over the islands known as Dokdo in Korean and Takeshima in Japanese. The boys shouted, "A lie is bad! Dokdo is Korea's!" REUTERS/Jo Yong-Hak (SOUTH KOREA) 

A member of People for Ethical Treatment of Animals (PETA) takes part in the protest against the use of bear skin to make hats for the British Royal Guard, in front of the British embassy in Belgrade July 31, 2008. REUTERS/Djordje Kojadinovic (SERBIA) 

Members of People for Ethical Treatment of Animals (PETA) take part in a protest against the use of bear skin to make hats for the British Royal Guard, in front of the British embassy in Belgrade July 31, 2008. REUTERS/Djordje Kojadinovic (SERBIA) 

Two members of People for Ethical Treatment of Animals (PETA) protest against the use of bear skin to make the British Royal Guard's hats in front of the British embassy in Sofia July 28, 2008. REUTERS/Oleg Popov (BULGARIA) 

Members of 'PETA' (People for the Ethical Treatment of Animal) with their bodies painted in the colours of the Turkish national flag shouts slogans during a demonstration in front of the Turkish embassy in Berlin, May 22, 2008, demanding an end what PETA says is the inhumane and violent methods of culling stray dogs in Turkey. REUTERS/Tobias Schwarz (GERMANY) 

A member of 'PETA' (People for the Ethical Treatment of Animal) with her body painted in the colours of the Turkish national flag shouts slogans during a demonstration in front of the Turkish embassy in Berlin, May 22, 2008, demanding an end what PETA says is the inhumane and violent methods of culling stray dogs in Turkey. REUTERS/Tobias Schwarz (GERMANY) 

An anti-bullfight protester from an animal rights group hangs suspended from the front of the Las Ventas bullring with a banner reading "Abolition" as spectators entered the bullring for a bullfight in Madrid, May 15, 2008. REUTERS/Paul Hanna (SPAIN) 

Croatian actress Davorka Tovilo along with activists from the animal rights' group PETA (People for the Ethical Treatment of Animals) shows her painted hands during a protest against bullfighting in front of the Spanish embassy in Berlin February 6, 2008. REUTERS/Johannes Eisele (GERMANY) 

Naked people protest against the use of fur in front of Barcelona's Cathedral, January 27, 2008. REUTERS/Albert Gea (SPAIN)