Goats walk past pink flamingos during a walk around at ZSL London Zoo, as zookeepers continue to tend to thousands of animals whilst the zoo remains closed to the public, amid the coronavirus disease (COVID-19) outbreak in London, Britain, February 10, 2021. Picture taken February 10, 20201. REUTERS/Hannah McKay

Pink flamingos stand in their enclosure at ZSL London Zoo, as zookeepers continue to tend to thousands of animals whilst the zoo remains closed to the public, amid the coronavirus disease (COVID-19) outbreak in London, Britain, February 10, 2021. Picture taken February 10, 20201. REUTERS/Hannah McKay

The remains of a dead flamingo are seen at Lake Magadi, Kenya, February 12, 2021. REUTERS/Baz Ratner

The remains of a dead flamingo are seen at Lake Magadi, Kenya, February 12, 2021. REUTERS/Baz Ratner

Flamingos gather as they feed at Lake Magadi, Kenya, February 12, 2021. REUTERS/Baz Ratner TPX IMAGES OF THE DAY

Flamingos gather as they feed at Lake Magadi, Kenya, February 12, 2021. REUTERS/Baz Ratner

Flamingos gather as they feed at Lake Magadi, Kenya, February 12, 2021. REUTERS/Baz Ratner

Flamingos gather as they feed at Lake Magadi, Kenya, February 12, 2021. REUTERS/Baz Ratner

A flamingo takes off at Lake Magadi, Kenya, February 12, 2021. REUTERS/Baz Ratner

A flamingo takes off at Lake Magadi, Kenya, February 12, 2021. REUTERS/Baz Ratner

A flamingo is seen at Lake Magadi, Kenya, February 12, 2021. REUTERS/Baz Ratner

Snow falls as Pink flamingos stand in an enclosure during a partial lockdown, as the spread of the coronavirus disease (COVID-19) continues, in at the Zoo Zurich in Zurich, Switzerland February 10, 2021. Picture taken February 10, 2021. REUTERS/Arnd Wiegmann TPX IMAGES OF THE DAY

A view shows a snow-covered installation depicting a flamboyance of flamingos in Stavropol, Russia January 29, 2021. REUTERS/Eduard Korniyenko

A black flamingo is seen in a salt lake in Larnaca, Cyprus January 21, 2021. REUTERS/Yiannis Kourtoglou

A black flamingo is seen in a salt lake in Larnaca, Cyprus January 21, 2021. REUTERS/Yiannis Kourtoglou

A black flamingo is seen in a salt lake in Larnaca, Cyprus January 21, 2021. REUTERS/Yiannis Kourtoglou

A black flamingo is seen in a salt lake in Larnaca, Cyprus January 21, 2021. REUTERS/Yiannis Kourtoglou

People take pictures of flamingos in a salt lake in Larnaca, Cyprus January 21, 2021. REUTERS/Yiannis Kourtoglou

Flamingos fly over the Rock of Gibraltar landmark, near the border of Spain with Gibraltar, following a post-Brexit deal, in Gibraltar, January 1, 2021. REUTERS/Jon Nazca

Flamingos are seen in a salt lake during sunset in Larnaca, Cyprus December 10, 2020. REUTERS/Yiannis Kourtoglou

Flamingos are seen in a salt lake during sunset in Larnaca, Cyprus December 10, 2020. REUTERS/Yiannis Kourtoglou

Flamingos are seen in a salt lake in Larnaca, Cyprus December 10, 2020. REUTERS/Yiannis Kourtoglou

Flamingos are seen in a salt lake during sunset in Larnaca, Cyprus December 10, 2020. REUTERS/Yiannis Kourtoglou

A flamingo flies during sunset near wind turbines in Larnaca, Cyprus December 10, 2020. REUTERS/Yiannis Kourtoglou

Swans fly above the waters of the Black Sea, with a flamboyance of flamingos seen in the background, in Mezhvodnoye settlement, Crimea, December 8, 2020. REUTERS/Alexey Pavlishak

Flamingos and ducks fly above the waters of the Black Sea near Mezhvodnoye settlement, Crimea, December 8, 2020. REUTERS/Alexey Pavlishak

A flamboyance of flamingos flies above the waters of the Black Sea near Mezhvodnoye settlement, Crimea, December 8, 2020. REUTERS/Alexey Pavlishak

A flamboyance of flamingos flies above the waters of the Black Sea near Mezhvodnoye settlement, Crimea, December 8, 2020. REUTERS/Alexey Pavlishak

A flamboyance of flamingos stands in the waters of the Black Sea near Mezhvodnoye settlement, Crimea, December 8, 2020. REUTERS/Alexey Pavlishak

A woman walks along the Black Sea coastline, with a flamboyance of flamingos seen in the background, in Mezhvodnoye settlement, Crimea, December 8, 2020. REUTERS/Alexey Pavlishak

A flamboyance of flamingos flies above the waters of the Black Sea near Mezhvodnoye settlement, Crimea, December 8, 2020. REUTERS/Alexey Pavlishak

A flamboyance of flamingos flies above the waters of the Black Sea near Mezhvodnoye settlement, Crimea, December 8, 2020. REUTERS/Alexey Pavlishak

Flamingos are seen inside their enclosure at closed Prague Zoo amid coronavirus disease (COVID-19) restrictions in Prague, Czech Republic, November 5, 2020. REUTERS/David W Cerny

A flamingo is pictured in its enclosure at LA Zoo in Los Angeles, California, U.S., October 28, 2020. Picture taken October 28, 2020. REUTERS/Mario Anzuoni

A flamingo is seen in Najaf sea as smoke rises from factory chimney in the background at the holy city of Najaf, Iraq September 22, 2020. Picture taken September 22, 2020. REUTERS/Abdullah Dhiaa Al-Deen

A Flamingo is seen in Najaf sea at the holy city of Najaf, Iraq September 22, 2020. Picture taken September 22, 2020. REUTERS/Abdullah Dhiaa Al-Deen

Flamingos rest in their enclosure in Schoenbrunn zoo amid the COVID-19 pandemic in Vienna, Austria, October 2, 2020. REUTERS/Leonhard Foeger

Flamingos rest in their enclosure in Schoenbrunn zoo amid the COVID-19 pandemic in Vienna, Austria, October 2, 2020. REUTERS/Leonhard Foeger TPX IMAGES OF THE DAY

A zookeeper holds a flamingo during the vaccination of birds at a zoo after Kazakhstan reported several outbreaks of highly pathogenic bird flu in the country, in Almaty, Kazakhstan September 24, 2020. Picture taken September 24, 2020. REUTERS/Pavel Mikheyev

Flamingos are seen in a pond during the vaccination of birds at a zoo after Kazakhstan reported several outbreaks of highly pathogenic bird flu in the country, in Almaty, Kazakhstan September 24, 2020. Picture taken September 24, 2020. REUTERS/Pavel Mikheyev

Pink flamingos are seen inside their enclosure while the metropolitan zoo prepares for the upcoming reopening of under a new visits protocol, as the spread of coronavirus disease (COVID-19) continues in Santiago, Chile September 24, 2020. REUTERS/Ivan Alvarado

A Flamboyance of Flamingos crowd together as rain falls, on Lake Bogoria, Kenya, August 26, 2020.Picture taken August 26, 2020. REUTERS/Baz Ratner

Flamingos stand in the water of Lake Nakuru, Kenya, August 27, 2020. Picture taken August 27, 2020. REUTERS/Baz Ratner

Flamingos crowd together in Lake Nakuru, Kenya, August 27, 2020. Picture taken August 27, 2020. REUTERS/Baz Ratner

Flamingos crowd together in Lake Nakuru, Kenya, August 27, 2020. Picture taken August 27, 2020. REUTERS/Baz Ratner

A sign reminding about safety rules is pictured by the flamingos' enclosure during the reopening of the Los Angeles Zoo following the outbreak of the coronavirus disease (COVID-19), in Los Angeles, California, U.S., August 26, 2020. REUTERS/Mario Anzuoni

A person wearing a protective mask stops by the flamingos enclosure during the reopening of the Los Angeles Zoo following the outbreak of the coronavirus disease (COVID-19), in Los Angeles, California, U.S., August 26, 2020. REUTERS/Mario Anzuoni

A sign reminding about social distancing is placed by the flamingos enclosure during the reopening of the Los Angeles Zoo following the outbreak of the coronavirus disease (COVID-19), in Los Angeles, California, U.S., August 26, 2020. REUTERS/Mario Anzuoni

Patron Melanie Olmeda and her son Mason Gutierrez stop by the flamingos' enclosure during the reopening of the Los Angeles Zoo following the outbreak of the coronavirus disease (COVID-19), in Los Angeles, California, U.S., August 26, 2020. REUTERS/Mario Anzuoni

People stop by the flamingos' enclosure during the reopening of the Los Angeles Zoo following the outbreak of the coronavirus disease (COVID-19), in Los Angeles, California, U.S., August 26, 2020. REUTERS/Mario Anzuoni

A flamboyance of flamingos crowds together in Lake Bogoria, in Baringo County, Kenya, August 26, 2020. REUTERS/Baz Ratner

A flamboyance of flamingos crowds together in Lake Bogoria, in Baringo County, Kenya, August 26, 2020. REUTERS/Baz Ratner TPX IMAGES OF THE DAY

A flamingo flies through heavy rain above Lake Bogoria, in Baringo County, Kenya, August 26, 2020. REUTERS/Baz Ratner

A flamboyance of flamingos crowds together as rain falls on Lake Bogoria, in Baringo County, Kenya, August 26, 2020. REUTERS/Baz Ratner

A flamboyance of flamingos crowds together as rain falls on Lake Bogoria, in Baringo County, Kenya, August 26, 2020. REUTERS/Baz Ratner

A flamboyance of flamingos crowds together as rain falls on Lake Bogoria, in Baringo County, Kenya, August 26, 2020. REUTERS/Baz Ratner

A flamboyance of flamingos crowds together as rain falls on Lake Bogoria, in Baringo County, Kenya, August 26, 2020. REUTERS/Baz Ratner

A visitor wearing a protective mask looks at flamingos at Pairi Daiza wildlife park, a zoo and botanical garden in Brugelette, as Belgium began easing lockdown restrictions amid the coronavirus disease (COVID-19) outbreak, Belgium May 18, 2020. REUTERS/Francois Lenoir

A guest drives past the greater flamingo habitat at the Cruise the Zoo drive-through program at the Phoenix Zoo after coronavirus disease (COVID-19) prevention restrictions were lifted in Phoenix, Arizona, U.S. May 18, 2020. REUTERS/Caitlin O'Hara

The greater flamingo habitat is seen during the Cruise the Zoo drive-through program at the Phoenix Zoo after coronavirus disease (COVID-19) prevention restrictions were lifted in Phoenix, Arizona, U.S. May 18, 2020. REUTERS/Caitlin O'Hara