Pigs pass by as people wait in line to receive food aid distributed by Central Unica das Favelas (CUFA), a Brazilian non-governmental organisation, amid the coronavirus disease (COVID-19) outbreak at Brasilandia slum in Sao Paulo, Brazil May 13, 2021. REUTERS/Carla Carniel

Britain's Catherine, Duchess of Cambridge, handles Gus the Guinea Pig as she joins a group of local school children from Loxdale Primary School in a visit at HugglePets in the Community to mark mental health awareness week in Wolverhampton, Britain May 13, 2021. Adrian Dennis/Pool via REUTERS

Britain's Prince William, Duke of Cambridge, handles Gus the Guinea Pig as he joins a group of local school children from Loxdale Primary School in a visit at HugglePets in the Community to mark mental health awareness week in Wolverhampton, Britain May 13, 2021. Adrian Dennis/Pool via REUTERS

A demonstrator holds a sign reading "December comes to every pig" during a protest demanding government action to tackle poverty, police violence and inequalities in healthcare and education systems, in Bogota, Colombia, May 9, 2021. REUTERS/Luisa Gonzalez

Baby pigs are seen in a farm near Pergamino, on the outskirts of Buenos Aires during the spread of the coronavirus disease (COVID-19) in Argentina April 27, 2021. REUTERS/Agustin Marcarian

Baby pigs are seen in a farm near Pergamino, on the outskirts of Buenos Aires during the spread of the coronavirus disease (COVID-19) in Argentina April 27, 2021. REUTERS/Agustin Marcarian TPX IMAGES OF THE DAY

Pigs are seen in a farm near Pergamino, on the outskirts of Buenos Aires during the spread of the coronavirus disease (COVID-19) in Argentina April 27, 2021. REUTERS/Agustin Marcarian

A pig is seen in a farm near Pergamino, on the outskirts of Buenos Aires during the spread of the coronavirus disease (COVID-19) in Argentina April 27, 2021. REUTERS/Agustin Marcarian

A protester dressed as a policeman and wearing a mask depicting a pig takes part in a demonstration a day after officials released a graphic body-camera video showing a police officer shooting and killing 13-year-old boy Adam Toledo two weeks ago while he appeared to be raising his hands, in Chicago, Illinois, U.S., April 16, 2021. REUTERS/Eileen T. Meslar

Protesters hold up a pig's head wearing a police cap on a stick outside the Brooklyn Center Police Department, as protests continue days after former police officer Kim Potter fatally shot Daunte Wright, in Brooklyn Center, Minnesota, U.S. April 14, 2021. REUTERS/Nick Pfosi TPX IMAGES OF THE DAY

Dimitris Karras, 36, displays the children?s book he wrote and self-published promoting firearm ownership, "The Three Little Pigs and the Wolf on the Road", at Firearms Unknown, a gun store in Oceanside, California, U.S., April 12, 2021. REUTERS/Bing Guan

Barber Craig Harman cuts the beard of his business partner, and co-owner of the Blind Pig Barbers Bar, James Robson as they prepare for planned reopening on Monday amid the coronavirus disease (COVID-19) pandemic in Darlington, Britain, April 9, 2021. REUTERS/Lee Smith

Barber Craig Harman, co-owner of the Blind Pig Barbers Bar, prepares the establishment for planned reopening on Monday amid the coronavirus disease (COVID-19) pandemic, in Darlington, Britain, April 9, 2021. REUTERS/Lee Smith

Barber Craig Harman, co-owner of the Blind Pig Barbers Bar, prepares the establishment for planned reopening on Monday amid the coronavirus disease (COVID-19) pandemic, in Darlington, Britain, April 9, 2021. REUTERS/Lee Smith

Barber Craig Harman, co-owner of the Blind Pig Barbers Bar, prepares the establishment for planned reopening on Monday amid the coronavirus disease (COVID-19) pandemic, in Darlington, Britain, April 9, 2021. REUTERS/Lee Smith

Barber Craig Harman cuts the beard of his business partner, and co-owner of the Blind Pig Barbers Bar, James Robson as they prepare for planned reopening on Monday amid the coronavirus disease (COVID-19) pandemic in Darlington, Britain, April 9, 2021. REUTERS/Lee Smith

Barber Craig Harman cuts the beard of his business partner, and co-owner of the Blind Pig Barbers Bar, James Robson as they prepare for planned reopening on Monday amid the coronavirus disease (COVID-19) pandemic in Darlington, Britain, April 9, 2021. REUTERS/Lee Smith

Barber Craig Harman, co-owner of the Blind Pig Barbers Bar, prepares the establishment for planned reopening on Monday amid the coronavirus disease (COVID-19) pandemic, in Darlington, Britain, April 9, 2021. REUTERS/Lee Smith

Barber Craig Harman cuts the beard of his business partner, and co-owner of the Blind Pig Barbers Bar, James Robson as they prepare for planned reopening on Monday amid the coronavirus disease (COVID-19) pandemic in Darlington, Britain, April 9, 2021. REUTERS/Lee Smith

A local resident stands on the roof of a wooden building while removing snow, which falls down on pigs in a courtyard in the village of Bobrovka in Omsk Region, Russia March 18, 2021. REUTERS/Alexey Malgavko TPX IMAGES OF THE DAY

French President Emmanuel Macron looks at pigs at La Ferme d'Etaules farm, during an official visit in Burgundy focused on agricultural issues, in Etaules, France, February 23, 2021. Ludovic Marin/Pool via REUTERS

French President Emmanuel Macron looks at pigs as he visits La Ferme d'Etaules farm with French Agriculture Minister Julien Denormandie and local Senator Francois Patriat, during an official visit in Burgundy focused on agricultural issues, in Etaules, France, February 23, 2021. Ludovic Marin/Pool via REUTERS

Piglets drink milk from a sow at a pig farm in Yaji, Guangxi Zhuang Autonomous Region, China, March 21, 2018. Picture taken March 21, 2018. REUTERS/Thomas Suen

Pigs are seen on a family farm in Xiaoxinzhuang village, Hebei province, China January 25, 2018. Picture taken January 25, 2018. REUTERS/Dominique Patton

Percy Pig products are on display at a Marks & Spencer store in South Woodford, London, Britain, January 8, 2021. REUTERS/James Davey

People supporting the government's restrictions hold a banner reading: "Corona deniers and nazi pigs", following the coronavirus disease (COVID-19) outbreak, in Berlin, Germany, December 30, 2020. REUTERS/Christian Mang

A pig sits in the mud in front of a damaged farm in Majske Poljan village after an earthquake in Croatia, December 30, 2020. REUTERS/Antonio Bronic

Pigs sit in the mud in front of a damaged farm in Majske Poljan village after an earthquake in Croatia, December 30, 2020. REUTERS/Antonio Bronic

A worker wearing a face mask as protection against the coronavirus disease (COVID-19) carries a pig on a bamboo pole at a roasting pit, in Manila, Philippines, December 21, 2020. REUTERS/Lisa Marie David

A worker roasts a row of pigs on bamboo poles at a roasting pit, in Manila, Philippines, December 21, 2020. REUTERS/Lisa Marie David

A worker wearing a face mask as protection against the coronavirus disease (COVID-19) carries a pig on bamboo pole at a roasting pit, in Manila, Philippines, December 21, 2020. REUTERS/Lisa Marie David

A worker roasts a row of pigs on bamboo poles at a roasting pit, in Manila, Philippines, December 21, 2020. REUTERS/Lisa Marie David

A worker roasts a row of pigs on bamboo poles at a roasting pit, in Manila, Philippines, December 21, 2020. REUTERS/Lisa Marie David

A worker wearing a face mask as protection against the coronavirus disease (COVID-19) pushes a cart of roasted pigs, locally known as "lechon," at a roasting pit, in Manila, Philippines, December 21, 2020. REUTERS/Lisa Marie David

A worker wearing a face mask and a face shield as protection against the coronavirus disease (COVID-19) pushes a cart of roasted pigs, locally known as "lechon," along a road, in Quezon City, Metro Manila, Philippines, December 21, 2020. REUTERS/Lisa Marie David

Workers wearing face masks as a protection against the coronavirus disease (COVID-19) carry roasted pigs, locally known as "lechon," at a restaurant, in Quezon City, Metro Manila, Philippines, December 21, 2020. REUTERS/Lisa Marie David

Workers wearing face masks as protection against the coronavirus disease (COVID-19) prepare roasted pigs, locally known as "lechon," at a restaurant, in Quezon City, Metro Manila, Philippines, December 21, 2020. REUTERS/Lisa Marie David

A worker wearing a face mask as a protection against the coronavirus disease (COVID-19) arranges roasted pigs on the display at a restaurant, in Quezon City, Metro Manila, Philippines, December 21, 2020. REUTERS/Lisa Marie David

A row of pigs on bamboo poles is roasted at a roasting pit, in Manila, Philippines, December 21, 2020. REUTERS/Lisa Marie David

A worker wearing a face mask as a protection against the coronavirus disease (COVID-19) arranges roasted pigs, locally known as "lechon," at a restaurant, in Quezon City, Metro Manila, Philippines, December 21, 2020. REUTERS/Lisa Marie David

Pigs are seen on a pig farm in Pingtung, Taiwan, December 14, 2020. Picture taken December 14, 2020. REUTERS/Ann Wang

Staff make marks on a pig on a farm in Pingtung, Taiwan, December 14, 2020. Picture taken December 14, 2020. REUTERS/Ann Wang

Pigs are seen on a pig farm in Pingtung, Taiwan, December 14, 2020. Picture taken December 14, 2020. REUTERS/Ann Wang

Pigs are seen on a pig farm in Pingtung, Taiwan, December 14, 2020. Picture taken December 14, 2020. REUTERS/Ann Wang

Pigs are seen on a pig farm in Pingtung, Taiwan, December 14, 2020. Picture taken December 14, 2020. REUTERS/Ann Wang

Pigs are seen on a pig farm in Pingtung, Taiwan, December 14, 2020. Picture taken December 14, 2020. REUTERS/Ann Wang

Pigs are seen on a pig farm in Pingtung, Taiwan, December 14, 2020. Picture taken December 14, 2020. REUTERS/Ann Wang

Pigs are seen on a pig farm in Pingtung, Taiwan, December 14, 2020. Picture taken December 14, 2020. REUTERS/Ann Wang

A staff member cleans a pig farm in Pingtung, Taiwan, December 14, 2020. Picture taken December 14, 2020. REUTERS/Ann Wang

A staff member guides a female pig into the labor room at a pig farm in Pingtung, Taiwan, December 14, 2020. Picture taken December 14, 2020. REUTERS/Ann Wang

Pigs are seen on a pig farm in Pingtung, Taiwan, December 14, 2020. Picture taken December 14, 2020. REUTERS/Ann Wang

Men from the Paiwan tribe push a cart with a pig to the wedding ceremony in Pingtung, Taiwan, December 12, 2020. REUTERS/Ann Wang TPX IMAGES OF THE DAY

An animal rights activist from Igualdad Animal (Animal Equality) holds a picture of a pig as they demonstrate to mark the International Animal Rights Day at Puerta del Sol square in Madrid, Spain, December 12, 2020. REUTERS/Juan Medina

A pig head is seen in a street stand at a market in Port-au-Prince, Haiti, December 9, 2020. REUTERS/Andres Martinez Casares

A worker paints a glass Christmas tree decoration shaped like a pig at OzdobaCZ factory, as the spread of the coronavirus disease (COVID-19) continues in Dvur Kralove nad Labem, Czech Republic, December 1, 2020. The masked Golden Pig ornaments draw inspiration from a Czech tradition of fasting on Christmas Day to see a Golden Pig, as well as the COVID-19 pandemic. Picture taken December 1, 2020. REUTERS/David W Cerny

Glass Christmas tree decorations shaped like pigs are seen at OzdobaCZ factory, as the spread of the coronavirus disease (COVID-19) continues in Dvur Kralove nad Labem, Czech Republic, December 1, 2020. The masked Golden Pig ornaments draw inspiration from a Czech tradition of fasting on Christmas Day to see a Golden Pig, as well as the COVID-19 pandemic. Picture taken December 1, 2020. REUTERS/David W Cerny

Glass Christmas tree decorations shaped like pigs are seen at OzdobaCZ factory, as the spread of the coronavirus disease (COVID-19) continues in Dvur Kralove nad Labem, Czech Republic, December 1, 2020. The masked Golden Pig ornaments draw inspiration from a Czech tradition of fasting on Christmas Day to see a Golden Pig, as well as the COVID-19 pandemic. Picture taken December 1, 2020. REUTERS/David W Cerny

A worker packs glass Christmas tree decorations shaped like pigs at OzdobaCZ factory, as the spread of the coronavirus disease (COVID-19) continues in Dvur Kralove nad Labem, Czech Republic, December 1, 2020. The masked Golden Pig ornaments draw inspiration from a Czech tradition of fasting on Christmas Day to see a Golden Pig, as well as the COVID-19 pandemic. Picture taken December 1, 2020. REUTERS/David W Cerny

A worker sorts glass Christmas tree decorations at OzdobaCZ factory, as the spread of the coronavirus disease (COVID-19) continues in Dvur Kralove nad Labem, Czech Republic, December 1, 2020. The masked Golden Pig ornaments draw inspiration from a Czech tradition of fasting on Christmas Day to see a Golden Pig, as well as the COVID-19 pandemic. Picture taken December 1, 2020. REUTERS/David W Cerny

Glass Christmas tree decorations shaped like pigs are seen at OzdobaCZ factory, as the spread of the coronavirus disease (COVID-19) continues in Dvur Kralove nad Labem, Czech Republic, December 1, 2020. The masked Golden Pig ornaments draw inspiration from a Czech tradition of fasting on Christmas Day to see a Golden Pig, as well as the COVID-19 pandemic. Picture taken December 1, 2020. REUTERS/David W Cerny