An employee washes down a slaughtered pig amid the coronavirus disease (COVID-19) outbreak in LaGrange, Indiana, Michigan, U.S., November 20, 2020. REUTERS/Emily Elconin

An employee washes down a slaughtered pig amid the coronavirus disease (COVID-19) outbreak in LaGrange, Indiana, Michigan, U.S., November 20, 2020. REUTERS/Emily Elconin

Liam Holt relaxes as he connects with his favourite guinea pig Shadow, during a visit to Future Roots, a community farm staying open to support the vulnerable amid the COVID-19 pandemic, in Sherborne, Britain November 13, 2020. Picture taken November 13, 2020. REUTERS/Dylan Martinez

Pauline Sangers smiles as she cuddles her favourite guinea pig Ginger Biscuit, during a visit to Pathways Care Farm, a community farm staying open to support the vulnerable amid the COVID-19 pandemic, in Lowestoft, Britain November 12, 2020. Picture taken November 12, 2020. REUTERS/Dylan Martinez

Police officers stand guard as a demonstrator dressed as a police officer while wearing a pig mask lies on the ground at a protest near Washington Square park the day after Election Day in Manhattan, New York City, New York, U.S., November 4, 2020. REUTERS/Jeenah Moon

A sow (female pig) nestles in mud on Derrydale Farm, an organic dairy farm in Belle Plaine, Minnesota, U.S., October 24, 2020. Picture taken October 24, 2020. REUTERS/Bing Guan

Organic dairy farmer Kevin Stuedemann carries empty buckets after feeding whey to his pigs on Derrydale Farm in Belle Plaine, Minnesota, U.S., October 24, 2020. Picture taken October 24, 2020. REUTERS/Bing Guan

Organic dairy farmer Kevin Stuedemann feeds leftover whey to his pigs on Derrydale Farm in Belle Plaine, Minnesota, U.S., October 24, 2020. Picture taken October 24, 2020. REUTERS/Bing Guan

An aerial view of the pig and cattle yards at Derrydale Farm, an organic dairy farm, in Belle Plaine, Minnesota, U.S., October 24, 2020. Picture taken with a drone on October 24, 2020. REUTERS/Bing Guan

Organic dairy farmer Kevin Stuedemann feeds leftover whey to his pigs on Derrydale Farm in Belle Plaine, Minnesota, U.S., October 24, 2020. Picture taken October 24, 2020. REUTERS/Bing Guan

A man carries a pig saved from landslides in Nam Tra My district, Quang Nam province, Vietnam October 30, 2020. REUTERS/Thanh Hue

Attendees watch a pig race at the Mississippi State Fair as it opens with coronavirus disease (COVID-19) restrictions in Jackson, Mississippi, U.S., October 7, 2020. REUTERS/Rory Doyle

Artwork of pigs with Taiwan flags are displayed during a light show at the Presidential Office building for the National Day celebration in Taipei, Taiwan October 6, 2020. REUTER/Ann Wang

Artwork of pigs with Taiwan flags are displayed during a light show at the Presidential Office building for the National Day celebration in Taipei, Taiwan October 6, 2020. REUTER/Ann Wang

A man holds a camera next to a dummy with a pig's face cut out as Catalan separatist protesters demonstrate, after Spain's Supreme Court upheld Catalan Regional leader Quim Torra an 18-month ban from public office on charges of disobedience, in Barcelona, Spain, September 28, 2020. REUTERS/Nacho Doce

Police officers stand amid pig heads thrown by Catalan separatist supporters, after Spain's Supreme Court upheld Catalan Regional leader Quim Torra an 18-month ban from public office on charges of disobedience, in Barcelona, Spain, September 28, 2020. REUTERS/Nacho Doce

A Catalan separatist protester holds a pig's head during a demonstration, after Spain's Supreme Court upheld Catalan Regional leader Quim Torra an 18-month ban from public office on charges of disobedience, in Barcelona, Spain, September 28, 2020. REUTERS/Nacho Doce

Police officers stand amid pig heads thrown by Catalan separatist supporters, after Spain's Supreme Court upheld Catalan Regional leader Quim Torra an 18-month ban from public office on charges of disobedience, in Barcelona, Spain, September 28, 2020. REUTERS/Nacho Doce

Police officers stand amid pig heads thrown by Catalan separatist supporters, after Spain's Supreme Court upheld Catalan Regional leader Quim Torra an 18-month ban from public office on charges of disobedience, in Barcelona, Spain, September 28, 2020. REUTERS/Nacho Doce

U.S. President Donald Trump departs after an event in honor of Bay of Pigs veterans in the East Room of the White House in Washington, U.S., September 23, 2020. REUTERS/Tom Brenner

U.S. President Donald Trump departs after delivering remarks in honor of Bay of Pigs veterans in the East Room at the White House in Washington, U.S., September 23, 2020. REUTERS/Tom Brenner

U.S. President Donald Trump walks down the White House Cross Hall as he arrives for an event in honor of Bay of Pigs veterans in the East Room at the White House in Washington, U.S., September 23, 2020. REUTERS/Tom Brenner

U.S. President Donald Trump departs after delivering remarks in honor of Bay of Pigs veterans in the East Room at the White House in Washington, U.S., September 23, 2020. REUTERS/Tom Brenner

U.S. President Donald Trump delivers remarks in honor of Bay of Pigs veterans in the East Room at the White House in Washington, U.S., September 23, 2020. REUTERS/Tom Brenner

U.S. President Donald Trump attends an event in honor of Bay of Pigs veterans in the East Room at the White House in Washington, U.S., September 23, 2020. REUTERS/Tom Brenner

U.S. President Donald Trump delivers remarks in honor of Bay of Pigs veterans in the East Room at the White House in Washington, U.S., September 23, 2020. REUTERS/Tom Brenner

U.S. President Donald Trump listens as Vice President Mike Pence speaks during an event in honor of Bay of Pigs veterans in the East Room at the White House in Washington, U.S., September 23, 2020. REUTERS/Tom Brenner

U.S. President Donald Trump walks down the White House Cross Hall as he arrives for an event in honor of Bay of Pigs veterans in the East Room at the White House in Washington, U.S., September 23, 2020. REUTERS/Tom Brenner

U.S. Vice President Mike Pence walks in the Cross Hall prior to attending an event in honor of Bay of Pigs veterans in the East Room at the White House in Washington, U.S., September 23, 2020. REUTERS/Tom Brenner

Pigs, which are fed on InsectiPro's animal feed based on black soldier flies larvae, are seen in a farm in Red Hill, Kiambu County, Kenya, September 11, 2020. Picture taken September 11, 2020. REUTERS/Baz Ratner

Employees move sacks of pig feed inside a feed plant of the New Hope Liuhe in Xichang, during a government-organised media tour in Liangshan Yi Autonomous Prefecture, Sichuan province, China September 11, 2020. Picture taken September 11, 2020. REUTERS/Tingshu Wang

An employee moves a sack of pig feed inside a feed plant of the New Hope Liuhe in Xichang, during a government-organised media tour in Liangshan Yi Autonomous Prefecture, Sichuan province, China September 11, 2020. Picture taken September 11, 2020. REUTERS/Tingshu Wang

The town sign of Gross Drewitz is seen with a note reading "African swine fever in wild pigs, key area", Gross Drewitz, Spree-Neisse, Germany September 12, 2020. REUTERS/Annegret Hilse

A note reading "African swine fever in wild pigs, key area" near Gross Drewitz, Spree-Neisse, Germany September 12, 2020. REUTERS/Annegret Hilse

The town sign of Gross Drewitz is seen with a note reading "African swine fever in wild pigs, key area", Gross Drewitz, Spree-Neisse, Germany September 12, 2020. REUTERS/Annegret Hilse

People visit the "fattest pig competition" to mark the annual Hungry Ghost Festival in Taoyuan, Taiwan, September 7, 2020. REUTERS/Ann Wang

People visit the "fattest pig competition" to mark the annual Hungry Ghost Festival in Taoyuan, Taiwan, September 7, 2020. REUTERS/Ann Wang

People visit the "fattest pig competition" to mark the annual Hungry Ghost Festival in Taoyuan, Taiwan, September 7, 2020. REUTERS/Ann Wang

A kid takes a rest after performing drums during the "fattest pig competition" to mark the annual Hungry Ghost Festival in Taoyuan, Taiwan, September 7, 2020. REUTERS/Ann Wang

Offerings to the god are seen on the table during the "fattest pig competition" to mark the annual Hungry Ghost Festival in Taoyuan, Taiwan, September 7, 2020. REUTERS/Ann Wang

The fifth-place pig is seen during the "fattest pig competition" to mark the annual Hungry Ghost Festival in Taoyuan, Taiwan, September 7, 2020. REUTERS/Ann Wang

A fattened pig is seen during the "fattest pig competition" to mark the annual Hungry Ghost Festival in Taoyuan, Taiwan, September 7, 2020. REUTERS/Ann Wang

A vendor grill sells grilled sausage during the "fattest pig competition" to mark the annual Hungry Ghost Festival in Taoyuan, Taiwan, September 7, 2020. REUTERS/Ann Wang

A fattened pig is seen during the "fattest pig competition" to mark the annual Hungry Ghost Festival in Taoyuan, Taiwan, September 7, 2020. REUTERS/Ann Wang

Dancers perform during the "fattest pig competition" to mark the annual Hungry Ghost Festival in Taoyuan, Taiwan, September 7, 2020. REUTERS/Ann Wang

A pig figurine with "ACAB 2020" written on it is seen as protesters demonstrate against police violence and systemic inequality for the 99th consecutive night in Portland, Oregon, U.S. September 4, 2020. REUTERS/Caitlin Ochs

Demonstrators wearing pig mask march to the Casa Rosada Presidential Palace, during a protest against the agreement between Argentina and China to produce and export pork to China, in Buenos Aires, Argentina August 31, 2020. REUTERS/Agustin Marcarian

A demonstrator holds a placard depicting a pig that reads "No to the agreement with China", during a protest outside the Casa Rosada Presidential Palace against the agreement between Argentina and China to produce and export pork to China, in Buenos Aires, Argentina August 31, 2020. REUTERS/Agustin Marcarian

A demonstrator wearing a pig mask protests against the agreement between Argentina and China to produce and export pork to China outside the Casa Rosada Presidential Palace in Buenos Aires, Argentina August 31, 2020. REUTERS/Agustin Marcarian

A demonstrator wearing a pig mask protests against the agreement between Argentina and China to produce and export pork to China outside the Casa Rosada Presidential Palace in Buenos Aires, Argentina August 31, 2020. REUTERS/Agustin Marcarian

People wearing protective masks carry an inflatable pig in front of of the Reichstag building, the seat of lower house of German parliament, Bundestag, as they protest against cheap meat industry in Berlin, Germany, August 27, 2020. A sign on a pig reads "Stop the cheap meat system!". REUTERS/Michele Tantussi

People wearing protective masks carry an inflatable pig in front of of the Reichstag building, the seat of lower house of German parliament, Bundestag, as they protest against cheap meat industry in Berlin, Germany, August 27, 2020. A sign on a pig reads "Stop the cheap meat system!". REUTERS/Michele Tantussi

People wearing protective masks carry an inflatable pig in front of of the Reichstag building, the seat of lower house of German parliament, Bundestag, as they protest against cheap meat industry in Berlin, Germany, August 27, 2020. A sign on a pig reads "Stop the cheap meat system!". REUTERS/Michele Tantussi

People wearing protective masks carry an inflatable pig in front of of the Reichstag building, the seat of lower house of German parliament, Bundestag, as they protest against cheap meat industry in Berlin, Germany, August 27, 2020. A sign on a pig reads "Stop the cheap meat system!". REUTERS/Michele Tantussi

Men wearing protective masks are seen in front of an inflatable pig during a protest against cheap meat industry in Berlin, Germany, August 27, 2020. REUTERS/Michele Tantussi

Demonstrators wearing papers bags on their heads with pigs drawn on it, march outside the Casa Rosada Presidential Palace in demand of a wetlands law and to protest against the agreement between Argentina and China to produce and export pork, in Buenos Aires, Argentina August 25, 2020. REUTERS/Agustin Marcarian

Demonstrators wearing paper bags with pigs drawn on them on their heads, march towards the Casa Rosada Presidential Palace in demand of a wetlands law and to protest against the agreement between Argentina and China to produce and export pork, in Buenos Aires, Argentina August 25, 2020. REUTERS/Agustin Marcarian TPX IMAGES OF THE DAY

A demonstrator wearing a paper bag on the head with a pig drawn on it, marches towards the Casa Rosada Presidential Palace in demand of a wetlands law and to protest against the agreement between Argentina and China to produce and export pork, in Buenos Aires, Argentina August 25, 2020. REUTERS/Agustin Marcarian

Demonstrators wearing masks depicting pigs, stand outside the Casa Rosada Presidential Palace in demand of a wetlands law and to protest against the agreement between Argentina and China to produce and export pork, in Buenos Aires, Argentina August 25, 2020. REUTERS/Agustin Marcarian

A demonstrator wearing a mask depicting a pig walks outside the Casa Rosada Presidential Palace during a protest against the agreement between Argentina and China to produce and export pork, in Buenos Aires, Argentina August 25, 2020. REUTERS/Agustin Marcarian