Zoo staff and animal experts gather as a crane lifts up a crate carrying Kaavan, an elephant to be transported to a sanctuary in Cambodia, at the Marghazar Zoo in Islamabad, Pakistan November 29, 2020. REUTERS/Saiyna Bashir

Animal experts gather as a crane uplifting crate carrying Kaavan, an elephant to be transported to a sanctuary in Cambodia, at the Marghazar Zoo in Islamabad, Pakistan November 29, 2020. REUTERS/Saiyna Bashir

Zoo staff and animal experts gather as a crane uplifting a crate carrying Kaavan, an elephant to be transported to a sanctuary in Cambodia, at the Marghazar Zoo in Islamabad, Pakistan November 29, 2020. REUTERS/Saiyna Bashir

Bear named Teddy sleeps in a transport cage provided by Four Paws staff in a zoo in Stip, North Macedonia, November 5, 2020. Animal rights organization Four Paws plans to remove the brown bear from his small cage to a bear sanctuary in neighboring Bulgaria. REUTERS/Ognen Teofilovski

A trainer from the canine service of Aeroflot airline trains sniffer dogs to detect the coronavirus in biomaterial from infected people near Sheremetyevo International Airport, outside Moscow, Russia October 9, 2020. REUTERS/Tatyana Makeyeva

A trainer from the canine service of Aeroflot airline trains a sniffer dog to detect the coronavirus in biomaterial from infected people at a range near Sheremetyevo International Airport, outside Moscow, Russia October 9, 2020. REUTERS/Tatyana Makeyeva

A trainer from the canine service of Aeroflot airline trains sniffer dogs to detect the coronavirus in biomaterial from infected people near Sheremetyevo International Airport, outside Moscow, Russia October 9, 2020. REUTERS/Tatyana Makeyeva

A sniffer dog is trained to detect the coronavirus in biomaterial from infected people at a range of the canine service of Aeroflot airline near Sheremetyevo International Airport, outside Moscow, Russia October 9, 2020. REUTERS/Tatyana Makeyeva

A trainer from the canine service of Aeroflot airline trains a sniffer dog to detect the coronavirus in biomaterial from infected people near Sheremetyevo International Airport, outside Moscow, Russia October 9, 2020. REUTERS/Tatyana Makeyeva

A trainer from the canine service of Aeroflot airline trains a sniffer dog to detect the coronavirus in biomaterial from infected people near Sheremetyevo International Airport, outside Moscow, Russia October 9, 2020. REUTERS/Tatyana Makeyeva

A trainer from the canine service of Aeroflot airline trains a sniffer dog to detect the coronavirus in biomaterial from infected people near Sheremetyevo International Airport, outside Moscow, Russia October 9, 2020. REUTERS/Tatyana Makeyeva

A trainer from the canine service of Aeroflot airline trains a sniffer dog to detect the coronavirus in biomaterial from infected people near Sheremetyevo International Airport, outside Moscow, Russia October 9, 2020. REUTERS/Tatyana Makeyeva

A trainer from the canine service of Aeroflot airline trains sniffer dogs to detect the coronavirus in biomaterial from infected people near Sheremetyevo International Airport, outside Moscow, Russia October 9, 2020. REUTERS/Tatyana Makeyeva TPX IMAGES OF THE DAY

A hawk flies above a CV-22 tiltrotor aircraft during joint air drills conducted by Ukrainian and U.S. special operation military forces, as part of a broader cooperation aimed at enhancing interoperability between divisions, near Vinnytsia, Ukraine September 18, 2020. REUTERS/Gleb Garanich

A security dog is seen near a social distance sign as the Jomo Kenyatta international airport reopens after flights were suspended following the coronavirus disease (COVID-19) outbreak in Nairobi, Kenya August 1, 2020. REUTERS/Njeri Mwangi

Sheep graze near A350 passenger aircraft parked at the Airbus factory in Blagnac near Toulouse amid the drop in travel demand caused by the coronavirus disease (COVID-19) crisis in France, June 17, 2020. Picture taken June 17, 2020. REUTERS/Stephane Mahe

An archaeologist from Mexico's National Institute of Anthropology and History (INAH) works under a red tent at a site where she unearths the remains, which include the bones of more than 10,000-year-old mammoths from the construction site of Mexico's new international airport, in Zumpango, near Mexico City May 26, 2020. Picture taken May 26, 2020. REUTERS/Henry Romero

An archaeologist with Mexico's National Institute of Anthropology and History (INAH) shows the remains of molars belonging to more than 10,000-year-old mammoths unearthed from the construction site of Mexico's new international airport, in Zumpango, near Mexico City May 26, 2020. Picture taken May 26, 2020. REUTERS/Henry Romero

A pelican takes flight as the SpaceX Crew Dragon sits atop a Falcon 9 booster rocket on Pad 39A at Kennedy Space Center in Cape Canaveral, Florida, U.S. May 26, 2020. REUTERS/Steve Nesius

An Il-78 air tanker and a Tu-160 strategic bomber fly above the Kremlin, with birds seen nearby, during an air parade on Victory Day, which marks the anniversary of the victory over Nazi Germany in World War Two, amid the outbreak of the coronavirus disease (COVID-19) in central Moscow, Russia May 9, 2020. REUTERS/Shamil Zhumatov

Irene Orozco, 38, president of the Animal Protective Association of Ronda (ARPA) waits while maintaining social distance marks at a veterinary clinic after she carried a female baby fox, to check its health, inside a transport box, which was found walking along a street by a villager in the village of El Gastor, at the province of Cadiz, near Ronda, during a lockdown amid the coronavirus disease (COVID-19) outbreak, in Ronda, Spain, May 7, 2020. REUTERS/Jon Nazca

Irene Orozco, 38, president of the Animal Protective Association of Ronda (ARPA) talks with Rafael, a veterinarian, as she carries a female baby fox inside a transport box, which was found walking along a street by a villager in the village of El Gastor, at the province of Cadiz, near Ronda, during a lockdown amid the coronavirus disease (COVID-19) outbreak, in Ronda, Spain, May 7, 2020. REUTERS/Jon Nazca

Harold Kimble and his wife Kandy Kimble wear face mask as they travel with their dog Teddy Bear while transporting the ashes of their son Phillip Casey, whom they suspect may have died from complications related to coronavirus disease (COVID-19), at the Denver International Airport in Denver, Colorado, U.S., April 11, 2020. REUTERS/Jim Urquhart

A dog sits as tourists at Gran Canaria airport queue to return to their countries after the closure of hotels during the health emergency of coronavirus disease (COVID-19) on the island of Gran Canaria, Spain, March 18, 2020. REUTERS/Borja Suarez

The remains of cars that were burnt during the bushfire season, are piled up in the community of Wytaliba, New South Wales, Australia January 27, 2020. REUTERS/Jorge Silva SEARCH "ORPHANED KANGAROOS" FOR THIS STORY. SEARCH "WIDER IMAGE" FOR ALL STORIES.

A Chinese dragon is transported on a bus for a next performance during celebrations of the Chinese Lunar New Year, in Lima, Peru January 25, 2020. Picture taken January 25, 2020. REUTERS/Alessandro Cinque

A plane conducting the aerial spraying of pesticides, flies over a swarm of desert locusts in Lemasulani village, Samburu County, Kenya January 17, 2020. Picture taken January 17, 2020. REUTERS/Njeri Mwangi

A plane conducting the aerial spraying of pesticides, flies over a swarm of desert locusts in Lemasulani village, Samburu County, Kenya January 17, 2020. Picture taken January 17, 2020. REUTERS/Njeri Mwangi

A truck pours sand on stagnant water pools to drain the potential breeding sites of Aedes aegypti mosquitoes, known to spread the dengue fever, in Hodeidah, Yemen January 20, 2020. Picture taken January 20, 2020. REUTERS/Abduljabbar Zeyad

A monkey runs along the roof of the decommissioned Voi train station in Voi, Kenya, November 13, 2019. REUTERS/Baz Ratner SEARCH "MOMBASA-NAIROBI TRAIN" FOR THIS STORY. SEARCH "WIDER IMAGE" FOR ALL STORIES.

A man catches fish as the air is filled with volcanic ash in Laurel, Batangas, Philippines, January 20, 2020. REUTERS/Eloisa Lopez

Birds fly over the Dome of the Rock, known to Muslims as Noble Sanctuary and to Jews as Temple Mount, in Jerusalem's Old City, January 17, 2020. REUTERS/Ammar Awad

Riders wait for the start of the annual "Luminarias" celebration on the eve of Saint Anthony's day, Spain's patron saint of animals, in the village of San Bartolome de Pinares, northwest of Madrid, Spain, January 16, 2020. REUTERS/Juan Medina

Riders wait for the start of the annual "Luminarias" celebration on the eve of Saint Anthony's day, Spain's patron saint of animals, in the village of San Bartolome de Pinares, northwest of Madrid, Spain, January 16, 2020. REUTERS/Juan Medina

Riders wait for the start of the annual "Luminarias" celebration on the eve of Saint Anthony's day, Spain's patron saint of animals, in the village of San Bartolome de Pinares, northwest of Madrid, Spain, January 16, 2020. REUTERS/Juan Medina

A rider goes through flames during the annual "Luminarias" celebration on the eve of Saint Anthony's day, Spain's patron saint of animals, in the village of San Bartolome de Pinares, northwest of Madrid, Spain, January 16, 2020. REUTERS/Juan Medina TPX IMAGES OF THE DAY

Riders wait for the start of the annual "Luminarias" celebration on the eve of Saint Anthony's day, Spain's patron saint of animals, in the village of San Bartolome de Pinares, northwest of Madrid, Spain, January 16, 2020. REUTERS/Juan Medina

A rider goes through flames during the annual "Luminarias" celebration on the eve of Saint Anthony's day, Spain's patron saint of animals, in the village of San Bartolome de Pinares, northwest of Madrid, Spain, January 16, 2020. REUTERS/Juan Medina

A rider goes through flames during the annual "Luminarias" celebration on the eve of Saint Anthony's day, Spain's patron saint of animals, in the village of San Bartolome de Pinares, northwest of Madrid, Spain, January 16, 2020. REUTERS/Juan Medina

A rider goes through flames during the annual "Luminarias" celebration on the eve of Saint Anthony's day, Spain's patron saint of animals, in the village of San Bartolome de Pinares, northwest of Madrid, Spain, January 16, 2020. REUTERS/Juan Medina

Riders go through flames during the annual "Luminarias" celebration on the eve of Saint Anthony's day, Spain's patron saint of animals, in the village of San Bartolome de Pinares, northwest of Madrid, Spain, January 16, 2020. REUTERS/Juan Medina

A dog left in a garage covered with ashes barks nearby the erupting Taal Volcano in Talisay, Batangas, Philippines, January 13, 2020. REUTERS/Eloisa Lopez

A stray dog barks on a road covered with ash from Taal Volcano in Agoncillo, Batangas City, Philippines, January 13, 2020. REUTERS/Eloisa Lopez

A horse stands next to a model airplane on a field on the outskirts of Eden, Australia January 10, 2020. Picture taken January 10, 2020. REUTERS/Alkis Konstantinidis

A fisherman cleans algae from his fishing net in Mekong river outside Loei, Thailand January 10, 2020. REUTERS/Soe Zeya Tun

Girls walks past ash washed up on a beach where people had previously taken shelter during a fire on New Year's Eve in Mallacoota, Australia January 10, 2020. REUTERS/Tracey Nearmy

Empty sunbeds are seen during a low tide at the beach of the Red Sea resort of Sahl Hasheesh, Hurghada, Egypt January 8, 2020. Picture taken January 8, 2020. REUTERS/Amr Abdallah Dalsh

Seagulls fly across the Washington Monument during a snowstorm in Washington, U.S., January 7, 2020. REUTERS/Tom Brenner

A weary kangaroo shelters on a patch of green grass surrounded by burnt bushland along the Princes Highway near in Milton, Australia January 5, 2020. REUTERS/Tracey Nearmy TPX IMAGES OF THE DAY

Motorist drive past an emaciated horse with a broken leg in Hawassa, Ethiopia, November 22, 2019. REUTERS/Tiksa Negeri

Autumnal foliage is reflected on Loch Faskally, Pitlochry, Scotland, Britain October 26, 2019. REUTERS/Russell Cheyne

A goat eats next to a trash bin in a slum area as an airplane takes off from an airport in Mumbai, India, October 23, 2019. REUTERS/Hemanshi Kamani

Giraffes walk as a motorist drives near the elevated railway line that allows movement of animals below the Standard Gauge Railway (SGR) line linking Nairobi and Naivasha inside the Nairobi national park in Nairobi, Kenya October 16, 2019. REUTERS/Njeri Mwangi

A zompopa ant, reared for human consumption, is pictured in the insect farm of biologist Federico Paniagua, who promotes the ingestion of a wide variety of insects as a low-cost and nutrient-rich food, in Grecia, Costa Rica July 13, 2019. Picture taken July 13, 2019. REUTERS/Juan Carlos Ulate TPX IMAGES OF THE DAY

A general view of houses and agricultural land are seen through the window of an airplane of EgyptAir, over Thailand September 3, 2019. Picture taken September 3, 2019. REUTERS/Amr Abdallah Dalsh

A pile of antlers are seen on a ski sled in the town of Longyearbyen in Svalbard, Norway, August 6, 2019. REUTERS/Hannah McKay SEARCH "SVALBARD CLIMATE" FOR THIS STORY. SEARCH "WIDER IMAGE" FOR ALL STORIES.

A view shows the Ural Airlines Airbus 321 passenger plane following an emergency landing in a field near Zhukovsky International Airport, with birds seen in the foreground, in Moscow Region, Russia August 15, 2019. REUTERS/Tatyana Makeyeva

Workers offload a black rhinoceros that was shipped to Rwanda from Zoo Safari Park Dvur Kralove in the Czech Republic, from the plane at the airport in Kigali, Rwanda, June 24, 2019. REUTERS/Jean Bizimana

Workers offload a black rhinoceros that was shipped to Rwanda from Zoo Safari Park Dvur Kralove in the Czech Republic, from a cage at the airport in Kigali, Rwanda, June 24, 2019. REUTERS/Jean Bizimana

MiG-29 jet fighters of the Strizhi (Swifts) and Su-30 jet fighters of the Russkiye Vityazi (Russian Knights) aerobatic teams perform during a rehearsal for an air show, part of the Russian all-army competition Aviadarts-2019, with a sea gull seen in the foreground, in the Black Sea port of Sevastopol, Crimea June 7, 2019. REUTERS/Alexey Pavlishak